ci: remove duplicate gosec & lint fixes (backport #21685) (#21686)

Co-authored-by: Julien Robert <julien@rbrt.fr>

testutil/rest.go

@@ -42,7 +42,7 @@ func GetRequestWithHeaders(url string, headers map[string]string) ([]byte, error
 // GetRequest defines a wrapper around an HTTP GET request with a provided URL.
 // An error is returned if the request or reading the body fails.
 func GetRequest(url string) ([]byte, error) {
-	res, err := http.Get(url) //nolint:gosec // only used for testing
+	res, err := http.Get(url) 
 	if err != nil {
 		return nil, err
 	}
@@ -61,7 +61,7 @@ func GetRequest(url string) ([]byte, error) {
 // PostRequest defines a wrapper around an HTTP POST request with a provided URL and data.
 // An error is returned if the request or reading the body fails.
 func PostRequest(url, contentType string, data []byte) ([]byte, error) {
-	res, err := http.Post(url, contentType, bytes.NewBuffer(data)) //nolint:gosec // only used	for testing
+	res, err := http.Post(url, contentType, bytes.NewBuffer(data)) 
 	if err != nil {
 		return nil, fmt.Errorf("error while sending post request: %w", err)
 	}