chore: Enable bad regex gocritic linter (#14295)

.golangci.yml

@@ -81,6 +81,7 @@ linters-settings:
       - badCall
       - badCond
       - badLock
+      - badRegexp
       - badSorting
       - builtinShadowDecl
       - caseOrder

plugins/inputs/gnmi/path.go

@@ -8,7 +8,7 @@ import (
 )
 
 // Regular expression to see if a path element contains an origin
-var originPattern = regexp.MustCompile(`^([\w-_]+):`)
+var originPattern = regexp.MustCompile(`^([\w-]+):`)
 
 type keySegment struct {
 	name string

plugins/serializers/graphite/graphite.go

@@ -17,8 +17,8 @@ import (
 const DefaultTemplate = "host.tags.measurement.field"
 
 var (
-	compatibleAllowedCharsName  = regexp.MustCompile(`[^ "-:\<>-\]_a-~\p{L}]`)
-	compatibleAllowedCharsValue = regexp.MustCompile(`[^ -:<-~\p{L}]`)
+	compatibleAllowedCharsName  = regexp.MustCompile(`[^ "-:\<>-\]_a-~\p{L}]`) //nolint: gocritic  // valid range for use-case
+	compatibleAllowedCharsValue = regexp.MustCompile(`[^ -:<-~\p{L}]`)         //nolint: gocritic  // valid range for use-case
 	compatibleLeadingTildeDrop  = regexp.MustCompile(`^[~]*(.*)`)
 	hyphenChars                 = strings.NewReplacer(
 		"/", "-",