fix(e2e): remove named returns to satisfy nonamedreturns linter

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: pedjak

test/e2e/steps/steps.go

@@ -1794,7 +1794,7 @@ func ResourceHasAnnotations(ctx context.Context, resourceName string, table *god
 
 // matchLabels checks that actual labels contain all expected key-value pairs.
 // Returns the first mismatched key, the actual value, and false if a mismatch is found.
-func matchLabels(actual, expected map[string]string) (key, got string, ok bool) {
+func matchLabels(actual, expected map[string]string) (string, string, bool) {
 	for k, v := range expected {
 		if a, found := actual[k]; !found || a != v {
 			return k, a, false