chore(ci): bump zig version and improve install-zig action.

[FedeDP]

What type of PR is this?

/kind cleanup

Any specific area of the project related to this PR?

/area CI

Does this PR require a change in the driver versions?

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

[poiana]

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[github-actions]

Perf diff from master - unit tests

     5.98%     -0.92%  [.] sinsp_evt::get_type
     1.95%     -0.76%  [.] sinsp_evt::get_ts
     3.07%     +0.68%  [.] sinsp_thread_manager::find_thread
     1.69%     -0.62%  [.] libsinsp::sinsp_suppress::process_event
     4.50%     -0.60%  [.] next
     0.84%     -0.59%  [.] sinsp_container_info::sinsp_container_info
     1.38%     -0.55%  [.] scap_event_encode_params_v
     0.53%     +0.52%  [.] scap_next
     4.19%     +0.49%  [.] gzfile_read
     0.47%     +0.47%  [.] sinsp_threadinfo::sinsp_threadinfo

Heap diff from master - unit tests

peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

Heap diff from master - scap file

peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

Benchmarks diff from master

Comparing gbench_data.json to /root/actions-runner/_work/libs/libs/build/gbench_data.json
Benchmark                                                         Time             CPU      Time Old      Time New       CPU Old       CPU New
----------------------------------------------------------------------------------------------------------------------------------------------
BM_sinsp_split_mean                                            -0.0353         -0.0355           157           151           157           151
BM_sinsp_split_median                                          -0.0404         -0.0406           157           150           157           150
BM_sinsp_split_stddev                                          +0.4235         +0.4233             1             2             1             2
BM_sinsp_split_cv                                              +0.4756         +0.4757             0             0             0             0
BM_sinsp_concatenate_paths_relative_path_mean                  -0.0008         -0.0010            57            57            57            57
BM_sinsp_concatenate_paths_relative_path_median                -0.0046         -0.0048            57            56            57            56
BM_sinsp_concatenate_paths_relative_path_stddev                +0.2760         +0.2725             0             0             0             0
BM_sinsp_concatenate_paths_relative_path_cv                    +0.2770         +0.2738             0             0             0             0
BM_sinsp_concatenate_paths_empty_path_mean                     -0.0039         -0.0041            24            24            24            24
BM_sinsp_concatenate_paths_empty_path_median                   -0.0042         -0.0043            24            24            24            24
BM_sinsp_concatenate_paths_empty_path_stddev                   +0.4428         +0.4376             0             0             0             0
BM_sinsp_concatenate_paths_empty_path_cv                       +0.4483         +0.4434             0             0             0             0
BM_sinsp_concatenate_paths_absolute_path_mean                  -0.0140         -0.0142            56            56            56            56
BM_sinsp_concatenate_paths_absolute_path_median                -0.0142         -0.0143            56            56            56            56
BM_sinsp_concatenate_paths_absolute_path_stddev                -0.7254         -0.7258             0             0             0             0
BM_sinsp_concatenate_paths_absolute_path_cv                    -0.7215         -0.7218             0             0             0             0
BM_sinsp_split_container_image_mean                            -0.0192         -0.0195           400           392           400           392
BM_sinsp_split_container_image_median                          -0.0229         -0.0232           400           391           400           391
BM_sinsp_split_container_image_stddev                          +0.5501         +0.5475             3             5             3             5
BM_sinsp_split_container_image_cv                              +0.5805         +0.5782             0             0             0             0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.46%. Comparing base (90c1520) to head (db9670c).
Report is 7 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2126   +/-   ##
=======================================
  Coverage   74.46%   74.46%           
=======================================
  Files         253      253           
  Lines       33069    33069           
  Branches     5697     5697           
=======================================
+ Hits        24624    24625    +1     
+ Misses       8445     8444    -1     

Flag	Coverage Δ
libsinsp	74.46% <ø> (+<0.01%)	⬆️

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[FedeDP]

:/

[FedeDP]

/milestone 0.19.0