PHP 8.1 compatibility

- CR changes

Author: xmav

src/MagentoHackathon/Composer/Magento/Deploystrategy/Symlink.php

@@ -141,7 +141,7 @@ public function getRelativePath($from, $to)
         }
 
         // magento_dir/targetdir/childdir => ../../module_dir/sourcedir/childdir
-        $relativePath = str_repeat('../', count($dir) - 1) . implode('/', $file);
+        $relativePath = str_repeat('../', count($dir)) . implode('/', $file);
         return $relativePath;
     }
 }

tests/MagentoHackathon/Composer/Magento/Deploystrategy/NoneTest.php

@@ -31,7 +31,7 @@ public function testCreate()
         $dest = 'test2';
 
         //create the source directory
-        mkdir($this->_getVfsUrl('sourceDir' . DS . $src), 0777, true);
+        mkdir($this->_getVfsUrl('sourceDir' . DS . $src), 0755, true);
 
         $this->assertTrue(is_dir($this->_getVfsUrl('sourceDir' . DS . $src)));
         $this->assertFalse(is_dir($this->_getVfsUrl('destDir' . DS . $dest)));