Revert "GHA: Work around a $p:bug in DMD's d_do_test.d"

This reverts commit 4f6de84, as DMD
master has been fixed.

.github/workflows/main.yml

@@ -40,13 +40,9 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 50
-      # d_do_test.d's `$p:` is buggy and chokes on the default `/Users/runner/work/phobos/phobos` path...
-      - name: Move repo to parent dir (a workaround)
-        run: mv -f * ../
       - name: Clone DMD
         run: |
           set -uexo pipefail
-          cd ..
 
           ref='${{ github.ref }}'
           if [[ "$ref" =~ ^refs/pull/ ]]; then
@@ -64,17 +60,17 @@ jobs:
 
           git clone --branch "$REPO_BRANCH" --depth 1 https://github.com/dlang/dmd.git ../dmd
       - name: Install prerequisites
-        run: cd ../../dmd && ${{ runner.os == 'macOS' && 'ci/cirrusci.sh' || 'sudo -E ci/cirrusci.sh' }}
+        run: cd ../dmd && ${{ runner.os == 'macOS' && 'ci/cirrusci.sh' || 'sudo -E ci/cirrusci.sh' }}
       - name: Install host compiler
-        run: cd ../../dmd && ci/run.sh install_host_compiler
+        run: cd ../dmd && ci/run.sh install_host_compiler
       - name: Build
-        run: cd ../../dmd && ci/run.sh build
+        run: cd ../dmd && ci/run.sh build
       - name: Test dmd
-        run: cd ../../dmd && ci/run.sh test_dmd
+        run: cd ../dmd && ci/run.sh test_dmd
       - name: Test druntime
-        run: cd ../../dmd && ci/run.sh test_druntime
+        run: cd ../dmd && ci/run.sh test_druntime
       - name: Test phobos
-        run: cd ../../dmd && ci/run.sh test_phobos
+        run: cd ../dmd && ci/run.sh test_phobos
 
   freebsd-vm:
     strategy:
@@ -124,11 +120,6 @@ jobs:
             sudo pkg install -y git
             echo '::endgroup::'
 
-            echo '::group::Move repo to parent dir (a workaround)'
-            mv -f * ../
-            cd ..
-            echo '::endgroup::'
-
             echo '::group::Clone DMD'
             ref='${{ github.ref }}'
             if [[ "$ref" =~ ^refs/pull/ ]]; then