mshv-ioctls: test case to validate map VP state page

[russell-islam]

Add a new test case to test the vp_run method that uses mapped registers page and hv_message page.

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[russell-islam]

@NunoDasNeves PTAL

[russell-islam]

Test:

cloud@dom0-2408-27-0-ci-105867774 [ ~/cloud-hypervisor/russell-islam/mshv ]$ cargo test test_run_code Compiling mshv-ioctls v0.3.0 (/home/cloud/cloud-hypervisor/russell-islam/mshv/mshv-ioctls) Finished test` profile [unoptimized + debuginfo] target(s) in 1.18s
Running unittests src/lib.rs (target/debug/deps/mshv_bindings-67b07de978aee5fe)

running 0 tests

test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 361 filtered out; finished in 0.00s

 Running unittests src/lib.rs (target/debug/deps/mshv_ioctls-12bde8a5f3083285)

running 2 tests
test ioctls::vcpu::tests::test_run_code_mmap ... ok
test ioctls::vcpu::tests::test_run_code ... ok

test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 37 filtered out; finished in 0.04s

cloud@dom0-2408-27-0-ci-105867774 [ ~/cloud-hypervisor/russell-islam/mshv ]$
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