coverage: run coverage for linux without root

Author: rluo8

.github/workflows/coverage.yml

@@ -46,7 +46,6 @@ jobs:
     # Our self-hosted runners require a container
     # TODO: use a different (nvidia?) container
     container:
-      options: -u root --security-opt seccomp=unconfined --shm-size 16g
       image: ubuntu:22.04
       env:
         NVIDIA_VISIBLE_DEVICES: ${{ env.NVIDIA_VISIBLE_DEVICES }}
@@ -67,9 +66,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Mark workspace as safe for git
-        run: git config --global --add safe.directory "$GITHUB_WORKSPACE"
-
       - name: Install dependencies
         uses: ./.github/actions/install_unix_deps
         continue-on-error: false