Simplify by using same tactic as phpcs comments

Author: jonathan1055

coder_sniffer/Drupal/Sniffs/Commenting/FunctionCommentSniff.php

@@ -101,7 +101,7 @@ public function process(File $phpcsFile, $stackPtr)
             if ($tokens[$commentEnd]['code'] === T_COMMENT
                 && preg_match('/\@phpstan-ignore/', $tokens[$commentEnd]['content']) === 1
             ) {
-                $phpstanCommentLines += 1;
+                $functionCodeStart = $commentEnd;
                 continue;
             }
 
@@ -176,7 +176,7 @@ public function process(File $phpcsFile, $stackPtr)
             }
         }//end foreach
 
-        if ($tokens[$commentEnd]['line'] !== ($tokens[$functionCodeStart]['line'] - 1 - $phpstanCommentLines)) {
+        if ($tokens[$commentEnd]['line'] !== ($tokens[$functionCodeStart]['line'] - 1)) {
             $error = 'There must be no blank lines after the function comment';
             $fix   = $phpcsFile->addFixableError($error, $commentEnd, 'SpacingAfter');
             if ($fix === true) {