fix sniffs reported by phpcs

Author: gesinn-it-ilm

includes/KnowledgeGraph.php

@@ -1373,4 +1373,4 @@ private static function addInversePropertyToOutput(
 		$output['properties'][$inverseKey]['typeLabel'] = $typeLabel;
 		$output['properties'][$inverseKey]['isInverse'] = true;
 	}
-}
+}

includes/api/KnowledgeGraphApiLoadCategories.php

@@ -257,4 +257,4 @@ public function getExamplesMessages() {
 		];
 	}
 
-}
+}

includes/api/KnowledgeGraphApiLoadNodes.php

@@ -220,4 +220,4 @@ public function getExamplesMessages() {
 		];
 	}
 
-}
+}

includes/api/KnowledgeGraphApiLoadProperties.php

@@ -111,4 +111,4 @@ public function getExamplesMessages() {
 		];
 	}
 
-}
+}