Apply suggestions from code review

Author: DenTray

tests/FactoryGeneratorTest.php

@@ -128,7 +128,7 @@ className: WarningEvent::class,
         );
     }
 
-    public function testConfigFolderWithIncorrect(): void
+    public function testConfigFolderWithIncorrectCase(): void
     {
         $this->mockFilesystem();
 
@@ -153,7 +153,7 @@ public function testConfigFolderWithIncorrect(): void
             ->generate();
     }
 
-    public function testRemovePhpExtension(): void
+    public function testConfigFolderWithExtension(): void
     {
         $this->mockFilesystem();