Update ZedThree/clang-tidy-review to version 0.21.0 (#554)

Author: mcbarton

.github/workflows/clang-tidy-review-post.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - name: Post review comments
         id: post-review
-        uses: ZedThree/clang-tidy-review/post@v0.20.1
+        uses: ZedThree/clang-tidy-review/post@v0.21.0
         with:
           max_comments: 10
 

.github/workflows/clang-tidy-review.yml

@@ -31,7 +31,7 @@ jobs:
         run: pip install lit
 
       - name: Run clang-tidy
-        uses: ZedThree/clang-tidy-review@v0.20.1
+        uses: ZedThree/clang-tidy-review@v0.21.0
         id: review
         with:
           build_dir: build
@@ -47,4 +47,4 @@ jobs:
             -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
 
       - name: Upload artifacts
-        uses: ZedThree/clang-tidy-review/upload@v0.20.1
+        uses: ZedThree/clang-tidy-review/upload@v0.21.0