Tokenizer: support hash comment for ignore annotations

Until now, for the PHPCS native ignore annotations, only `//` slash or `/* */` star-style comments were supported.

This adds support for PHPCS native ignore annotations using `#` hash-style comments.

src/Tokenizers/Tokenizer.php

@@ -250,7 +250,7 @@ private function createPositionMap()
                 || $this->tokens[$i]['code'] === T_DOC_COMMENT_TAG
                 || ($inTests === true && $this->tokens[$i]['code'] === T_INLINE_HTML)
             ) {
-                $commentText      = ltrim($this->tokens[$i]['content'], " \t/*");
+                $commentText      = ltrim($this->tokens[$i]['content'], " \t/*#");
                 $commentText      = rtrim($commentText, " */\t\r\n");
                 $commentTextLower = strtolower($commentText);
                 if (strpos($commentText, '@codingStandards') !== false) {