[ci] Do not use backticks

Author: IAmNotHanni

.github/workflows/code_style.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Fetch ${{ github.base_ref }}
         shell: bash
         run: |
-          git config --global --add safe.directory `pwd`
+          git config --global --add safe.directory $(pwd)
           git fetch --progress --depth=1 origin ${{ github.base_ref }}
           git log --pretty=oneline
 

.github/workflows/commit_naming.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Shallow fetch (Pull Request)
         if: ${{ github.event_name == 'pull_request' }}
         run: |
-          git config --global --add safe.directory `pwd`
+          git config --global --add safe.directory $(pwd)
           git fetch --progress --shallow-exclude ${{ github.base_ref }} origin +${{ github.sha }}:refs/remotes/origin/${{ github.head_ref }}
           git log --pretty=oneline
 
@@ -43,11 +43,11 @@ jobs:
       - name: Check commits (Pull Request)
         if: ${{ github.event_name == 'pull_request' }}
         run: |
-          git config --global --add safe.directory `pwd`
+          git config --global --add safe.directory $(pwd)
           gitcc history --verbose ./
 
       - name: Check commit (Push)
         if: ${{ github.event_name == 'push' }}
         run: |
-          git config --global --add safe.directory `pwd`
+          git config --global --add safe.directory $(pwd)
           gitcc commit ./