Merge topic 'code-check-ninja-path-fix' into release-4.1

baa74ed677 clang-tidy: Use cleaner path to export-fixes file with Ninja

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Eduard Voronkin <edward.voronkin@gmail.com>
Merge-request: !10946

Source/cmCommonTargetGenerator.cxx

@@ -463,7 +463,7 @@ std::string cmCommonTargetGenerator::GenerateCodeCheckRules(
           this->GlobalCommonGenerator->AddClangTidyExportFixesFile(fixesFile);
           cmSystemTools::MakeDirectory(
             cmSystemTools::GetFilenamePath(fixesFile));
-          if (!pathConverter) {
+          if (pathConverter) {
             fixesFile = pathConverter(fixesFile);
           }
           exportFixes = cmStrCat(";--export-fixes=", fixesFile);