[confmap]remove stable featuregate

.chloggen/remove_confmap.expandEnabled_stable.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: Remove the `confmap.expandEnabled` feature gate, it has been declared stable since 0.75.0.
+
+# One or more tracking issues or pull requests related to the change
+issues: [9369]
+
+# (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: [api]

confmap/go.mod

@@ -8,19 +8,19 @@ require (
  github.com/knadh/koanf/v2 v2.0.1
  github.com/mitchellh/mapstructure v1.5.1-0.20231216201459-8508981c8b6c
  github.com/stretchr/testify v1.8.4
- go.opentelemetry.io/collector/featuregate v1.0.1
  go.uber.org/goleak v1.3.0
  go.uber.org/multierr v1.11.0
  gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
  github.com/davecgh/go-spew v1.1.1 // indirect
- github.com/hashicorp/go-version v1.6.0 // indirect
- github.com/kr/text v0.2.0 // indirect
+ github.com/kr/pretty v0.3.1 // indirect
  github.com/mitchellh/copystructure v1.2.0 // indirect
  github.com/mitchellh/reflectwalk v1.0.2 // indirect
  github.com/pmezard/go-difflib v1.0.0 // indirect
+ github.com/rogpeppe/go-internal v1.10.0 // indirect
+ gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
 
 replace go.opentelemetry.io/collector/featuregate => ../featuregate

confmap/resolver.go

@@ -11,20 +11,12 @@ import (
  "strings"
 
  "go.uber.org/multierr"
-
- "go.opentelemetry.io/collector/featuregate"
 )
 
 // follows drive-letter specification:
 // https://datatracker.ietf.org/doc/html/draft-kerwin-file-scheme-07.html#section-2.2
 var driverLetterRegexp = regexp.MustCompile("^[A-z]:")
 
-var _ = featuregate.GlobalRegistry().MustRegister(
- "confmap.expandEnabled",
- featuregate.StageStable,
- featuregate.WithRegisterToVersion("v0.75.0"),
- featuregate.WithRegisterDescription("controls whether expanding embedded external config providers URIs"))
-
 // Resolver resolves a configuration as a Conf.
 type Resolver struct {
  uris []location