Simplify fixer logic

Author: fredden

src/Standards/Squiz/Sniffs/Functions/FunctionDeclarationArgumentSpacingSniff.php

@@ -256,15 +256,9 @@ public function processBracket($phpcsFile, $openBracket)
                     $fix = $phpcsFile->addFixableError($error, $typeHintToken, 'SpacingAfterHint', $data);
                     if ($fix === true) {
                         $phpcsFile->fixer->beginChangeset();
-                        $i = $typeHintToken;
+                        $phpcsFile->fixer->addContent($typeHintToken, ' ');
 
-                        if ($tokens[($i + 1)]['code'] === T_WHITESPACE) {
-                            $phpcsFile->fixer->replaceToken(++$i, ' ');
-                        } else {
-                            $phpcsFile->fixer->addContent($typeHintToken, ' ');
-                        }
-
-                        while ($tokens[++$i]['code'] === T_WHITESPACE) {
+                        for ($i = ($typeHintToken + 1); $tokens[$i]['code'] === T_WHITESPACE; $i++) {
                             $phpcsFile->fixer->replaceToken($i, '');
                         }