Run modernize (#21546)

`go run golang.org/x/tools/gopls/internal/analysis/modernize/cmd/modernize@latest -fix -test ./...` executed.

`go generate ./...` ran afterwards to keep generated.

internal/config/compress/compress_test.go

@@ -41,7 +41,6 @@ func TestParseCompressIncludes(t *testing.T) {
 	}
 
 	for _, testCase := range testCases {
-		testCase := testCase
 		t.Run(testCase.str, func(t *testing.T) {
 			gotPatterns, err := parseCompressIncludes(testCase.str)
 			if !testCase.success && err == nil {