[GitHub][CI] Remove 'Set Safe Directory' step (llvm#165052)

Author: vbvictor

.github/workflows/pr-code-format.yml

@@ -25,14 +25,6 @@ jobs:
         with:
           fetch-depth: 2
 
-      # We need to set the repo checkout as safe, otherwise tj-actions/changed-files
-      # will fail due to the changed ownership inside the container.
-      # TODO(boomanaiden154): We should probably fix this by having the default user
-      # in the container have the same ID as the GHA user on the host.
-      - name: Set Safe Directory
-        run: |
-          chown -R root $(pwd)
-
       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@ed68ef82c095e0d48ec87eccea555d944a631a4c # v46.0.5

.github/workflows/pr-code-lint.yml

@@ -31,11 +31,6 @@ jobs:
         with:
           fetch-depth: 2
 
-      # FIXME: same as in ".github/workflows/pr-code-format.yml"
-      - name: Set Safe Directory
-        run: |
-          chown -R root $(pwd)
-      
       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@ed68ef82c095e0d48ec87eccea555d944a631a4c # v46.0.5