Fix rule "@mr-linter/has_any_labels" on empty labels

Author: ArtARTs36

src/Application/Rule/Rules/HasAnyLabelsRule.php

@@ -14,6 +14,10 @@ final class HasAnyLabelsRule extends AbstractLabelsRule
 
     protected function doLint(MergeRequest $request): bool
     {
+        if ($this->labels->isEmpty()) {
+            return ! $request->labels->isEmpty();
+        }
+
         return ! $this->labels->diff($request->labels)->equalsCount($this->labels);
     }
 

tests/Unit/Application/Rule/Rules/HasAnyLabelsRuleTest.php

@@ -35,6 +35,15 @@ public function providerForTestLint(): array
                 ['Feature', 'Backend'],
                 'hasNotes' => false,
             ],
+            [
+                $this->makeMergeRequest([
+                    'labels' => [
+                        'Feature',
+                    ],
+                ]),
+                [],
+                'hasNotes' => false,
+            ],
         ];
     }