minor #3920 Docs: Fix typo (ntzm)

This PR was merged into the 2.12 branch.

Discussion
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Docs: Fix typo

Commits
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bd96e46 Fix typo

src/Fixer/LanguageConstruct/CombineConsecutiveUnsetsFixer.php

@@ -39,7 +39,7 @@ public function getDefinition()
      */
     public function getPriority()
     {
-        // should be run before SpaceAfterSemicolonFixer, NoWhitespaceInBlankLineFixer, NoTrailingWhitespaceFixer and NoExtraBlankLinesFixerand after NoEmptyStatementFixer.
+        // should be run before SpaceAfterSemicolonFixer, NoWhitespaceInBlankLineFixer, NoTrailingWhitespaceFixer and NoExtraBlankLinesFixer and after NoEmptyStatementFixer.
         return 24;
     }