[phpstan] Fixed issues reported by phpstan

Author: adamwojs

phpstan-baseline.neon

@@ -781,7 +781,7 @@ parameters:
 			path: src/lib/Query/Common/SortClauseVisitor/Field.php
 
 		-
-			message: '#^Method Ibexa\\Solr\\Query\\Common\\SortClauseVisitor\\Field\:\:getSortFieldName\(\) should return array but returns string\|null\.$#'
+			message: '#^Method Ibexa\\Solr\\Query\\Common\\SortClauseVisitor\\Field\:\:getSortFieldName\(\) should return array but returns false\|null\.$#'
 			identifier: return.type
 			count: 1
 			path: src/lib/Query/Common/SortClauseVisitor/Field.php
@@ -793,7 +793,7 @@ parameters:
 			path: src/lib/Query/Common/SortClauseVisitor/MapLocationDistance.php
 
 		-
-			message: '#^Method Ibexa\\Solr\\Query\\Common\\SortClauseVisitor\\MapLocationDistance\:\:getSortFieldName\(\) should return array but returns string\|null\.$#'
+			message: '#^Method Ibexa\\Solr\\Query\\Common\\SortClauseVisitor\\MapLocationDistance\:\:getSortFieldName\(\) should return array but returns false\|null\.$#'
 			identifier: return.type
 			count: 1
 			path: src/lib/Query/Common/SortClauseVisitor/MapLocationDistance.php
@@ -1758,6 +1758,12 @@ parameters:
 			count: 1
 			path: tests/lib/Search/ResultExtractor/AggregationResultExtractor/TermAggregationResultExtractorTest.php
 
+		-
+			message: '#^Cannot call method fetchAll\(\) on Doctrine\\DBAL\\Result\|int\|string\.$#'
+			identifier: method.nonObject
+			count: 1
+			path: tests/lib/SetupFactory/LegacySetupFactory.php
+
 		-
 			message: '#^Parameter \#1 \$contentObjects of method Ibexa\\Solr\\Handler\:\:bulkIndexContent\(\) expects array\<Ibexa\\Contracts\\Core\\Persistence\\Content\>, iterable\<Ibexa\\Contracts\\Core\\Persistence\\Content\> given\.$#'
 			identifier: argument.type

phpstan.neon.dist

@@ -4,11 +4,6 @@ includes:
     - phpstan-baseline.neon
 
 parameters:
-    ignoreErrors:
-        -
-            message: "#^Cannot call method (fetchOne|fetchAll|fetchAllAssociative|fetchAssociative|fetchAllKeyValue)\\(\\) on Doctrine\\\\DBAL\\\\ForwardCompatibility\\\\Result\\|int\\|string\\.$#"
-            paths:
-                - tests/*
     level: 8
     paths:
         - src

src/bundle/IbexaSolrBundle.php

@@ -42,6 +42,6 @@ public function getContainerExtension(): ?ExtensionInterface
             $this->extension = new IbexaSolrExtension();
         }
 
-        return $this->extension;
+        return $this->extension ?: null;
     }
 }

src/lib/Indexer.php

@@ -19,6 +19,7 @@
 
 class Indexer extends IncrementalIndexer
 {
+    /** @var \Ibexa\Solr\Handler */
     protected SearchHandler $searchHandler;
 
     public function __construct(