workflow: Update actions and clangFormatVersion (#8)

Author: MonsterDruide1

.github/workflows/lint_pr.yml

@@ -4,8 +4,8 @@ jobs:
   clang-format:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: DoozyX/clang-format-lint-action@v0.15
+    - uses: actions/checkout@v7
+    - uses: DoozyX/clang-format-lint-action@v0.20
       with:
         source: "include src"
-        clangFormatVersion: 12
+        clangFormatVersion: 18