Make {system,process}.cpu.utilization opt-in (open-telemetry#1308)

Signed-off-by: ChrsMark <chrismarkou92@gmail.com>
Co-authored-by: Liudmila Molkova <limolkova@microsoft.com>

.chloggen/make_cpu_util_optin.yaml

@@ -0,0 +1,22 @@
+# Use this changelog template to create an entry for release notes.
+#
+# If your change doesn't affect end users you should instead start
+# your pull request title with [chore] or use the "Skip Changelog" label.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: breaking
+
+# The name of the area of concern in the attributes-registry, (e.g. http, cloud, db)
+component: system
+
+# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Make system.cpu.utilization and process.cpu.utilization opt-in
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+# The values here must be integers.
+issues: [1130]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:

docs/system/process-metrics.md

@@ -103,7 +103,7 @@ This metric is [recommended][MetricRecommended].
 
 ### Metric: `process.cpu.utilization`
 
-This metric is [recommended][MetricRecommended].
+This metric is [opt-in][MetricOptIn].
 
 <!-- semconv metric.process.cpu.utilization(metric_table) -->
 <!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
@@ -479,3 +479,4 @@ This metric is [recommended][MetricRecommended].
 
 [DocumentStatus]: https://opentelemetry.io/docs/specs/otel/document-status
 [MetricRecommended]: /docs/general/metric-requirement-level.md#recommended
+[MetricOptIn]: /docs/general/metric-requirement-level.md#opt-in

docs/system/system-metrics.md

@@ -134,7 +134,7 @@ This metric is [recommended][MetricRecommended].
 
 ### Metric: `system.cpu.utilization`
 
-This metric is [recommended][MetricRecommended].
+This metric is [opt-in][MetricOptIn].
 
 <!-- semconv metric.system.cpu.utilization(metric_table) -->
 <!-- NOTE: THIS TEXT IS AUTOGENERATED. DO NOT EDIT BY HAND. -->