[confmap] Mark module as stable (#10920)

Fixes #9379.

I removed two TODOs because I think we can just stay with the current
behavior, but would want confirmation from @codeboten about this since
it's mentioned here
#4880 (review)

Author: mx-psi

.chloggen/mx-psi_confmap-1.0.yaml

@@ -0,0 +1,25 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: confmap
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Mark module as stable
+
+# One or more tracking issues or pull requests related to the change
+issues: [9379]
+
+# (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:
+
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []

confmap/confmap_test.go

@@ -114,7 +114,6 @@ func TestExpandNilStructPointersHookFunc(t *testing.T) {
 	// assert.False(t, *cfg.Boolean)
 	assert.Nil(t, cfg.Struct)
 	assert.NotNil(t, cfg.MapStruct)
-	// TODO: Investigate this unexpected result.
 	assert.Equal(t, &Struct{}, cfg.MapStruct["struct"])
 }
 
@@ -141,7 +140,6 @@ func TestExpandNilStructPointersHookFuncDefaultNotNilConfigNil(t *testing.T) {
 	assert.NotNil(t, cfg.Struct)
 	assert.Equal(t, s1, cfg.Struct)
 	assert.NotNil(t, cfg.MapStruct)
-	// TODO: Investigate this unexpected result.
 	assert.Equal(t, &Struct{}, cfg.MapStruct["struct"])
 }
 

versions.yaml

@@ -8,6 +8,7 @@ module-sets:
       - go.opentelemetry.io/collector/client
       - go.opentelemetry.io/collector/featuregate
       - go.opentelemetry.io/collector/pdata
+      - go.opentelemetry.io/collector/confmap
       - go.opentelemetry.io/collector/config/configopaque
       - go.opentelemetry.io/collector/config/configcompression
       - go.opentelemetry.io/collector/config/configretry
@@ -22,7 +23,6 @@ module-sets:
       - go.opentelemetry.io/collector/component
       - go.opentelemetry.io/collector/component/componentstatus
       - go.opentelemetry.io/collector/component/componentprofiles
-      - go.opentelemetry.io/collector/confmap
       - go.opentelemetry.io/collector/confmap/converter/expandconverter
       - go.opentelemetry.io/collector/confmap/provider/envprovider
       - go.opentelemetry.io/collector/confmap/provider/fileprovider