refactor: address code review (#3675)

Addresses code review for #3653.

internal/configuration/decode_hooks_test.go

@@ -774,7 +774,6 @@ func TestStringToAddressHookFunc(t *testing.T) {
 		expected interface{}
 		err      string
 		decode   bool
-		wantGrps []string
 	}{
 		{
 			name:     "ShouldDecodeNonPtr",

internal/configuration/schema/types.go

@@ -52,7 +52,7 @@ func NewAddressFromURL(u *url.URL) (addr *Address, err error) {
 	}
 
 	switch addr.Scheme {
-	case "tcp", "udp", "http", "https":
+	case "tcp", "udp":
 		break
 	default:
 		return nil, fmt.Errorf("could not parse scheme for address '%s': scheme '%s' is not valid, expected to be one of 'tcp://', 'udp://'", u.String(), addr.Scheme)