[clang-tidy][NFC] Remove unused User argument in misc-misleading-bidirectional check

[carlosgalvezp]

Summary

It's not used anywhere.

[Eugene.Zelenko]

Looks OK for me, but please wait for more active developers' opinion.

clang-tools-extra/clang-tidy/misc/MisleadingBidirectional.cpp

else if (CodePoint == PS)
       BidiContexts.clear();
   }
   return !BidiContexts.empty();
 }
 
 class MisleadingBidirectionalCheck::MisleadingBidirectionalHandler
     : public CommentHandler {
 public:
-  MisleadingBidirectionalHandler(MisleadingBidirectionalCheck &Check,
-                                 std::optional<std::string> User)
+  MisleadingBidirectionalHandler(MisleadingBidirectionalCheck &Check)
       : Check(Check) {}
 
   bool HandleComment(Preprocessor &PP, SourceRange Range) override {
     // FIXME: check that we are in a /* */ comment
     StringRef Text =
         Lexer::getSourceText(CharSourceRange::getCharRange(Range),
                              PP.getSourceManager(), PP.getLangOpts());
 
     if (containsMisleadingBidi(Text, true))
       Check.diag(
           Range.getBegin(),
           "comment contains misleading bidirectional Unicode characters");
     return false;
   }
 
 private:
   MisleadingBidirectionalCheck &Check;
 };
 
 MisleadingBidirectionalCheck::MisleadingBidirectionalCheck(
     StringRef Name, ClangTidyContext *Context)
     : ClangTidyCheck(Name, Context),
-      Handler(std::make_unique<MisleadingBidirectionalHandler>(
-          *this, Context->getOptions().User)) {}
+      Handler(std::make_unique<MisleadingBidirectionalHandler>(*this)) {}
 
 MisleadingBidirectionalCheck::~MisleadingBidirectionalCheck() = default;
 
 void MisleadingBidirectionalCheck::registerPPCallbacks(
     const SourceManager &SM, Preprocessor *PP, Preprocessor *ModuleExpanderPP) {
   PP->addCommentHandler(Handler.get());
 }