[clang-tools-extra] [clang-tidy] Fix assert failure in modernize-use-std-format when args are in macros (PR #176684)

[Baranov Victor via cfe-commits]

================
@@ -800,10 +800,11 @@ void FormatStringConverter::applyFixes(DiagnosticBuilder &Diag,
   }
 
   for (const auto &[ArgIndex, Replacement] : ArgFixes) {
-    const SourceLocation AfterOtherSide =
-        utils::lexer::findNextTokenSkippingComments(Args[ArgIndex]->getEndLoc(),
-                                                    SM, LangOpts)
-            ->getLocation();
+    const auto NextToken = utils::lexer::findNextTokenSkippingComments(
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vbvictor wrote:

```suggestion
    const std::optional<Token> NextToken = utils::lexer::findNextTokenSkippingComments(
```

https://github.com/llvm/llvm-project/pull/176684