Fixed annotation bugs.

Author: CraicOverflow89

src/AbstractPDF.php

@@ -469,15 +469,15 @@ abstract public function renderContent(string $content);
     /**
     * Renders a URL to a PDF
     *
-    * @param  string $content URL to render
+    * @param  string $url URL to render
     * @return resource
     */
     abstract public function renderURL(string $url);
 
     /**
      * Renders a local file to a PDF
      *
-     * @param  string $content Local file to render
+     * @param  string $path Local file to render
      * @return resource
      */
     abstract public function renderFile(string $path);

test/Constraint/ArrayHasKeyValue.php

@@ -17,7 +17,7 @@ final class ArrayHasKeyValue extends Constraint
     private $key;
 
     /**
-     * @var Constraint
+     * @var Constraint|null
      */
     private $valueConstraint;