[autofix] Get iwyu, clang-tidy working with the pr-autofixer again (g…

…rpc#31922)

* debug

* get clang-tidy, iwyu on pr-autofix again

* Revert "debug"

This reverts commit 7d791d6.

.github/workflows/pr-auto-fix.yaml

@@ -84,9 +84,9 @@ jobs:
           git fetch --no-tags --prune --progress --no-recurse-submodules --depth=1 upstream master
       # Run the things!
       - name: clang-tidy fixes
-        run: ${{ github.workspace }}/tools/distrib/clang_tidy_code.sh --fix --only-changed || true
+        run: ANDROID_NDK_HOME= ${{ github.workspace }}/tools/distrib/clang_tidy_code.sh --fix --only-changed || true
       - name: Run sanitize
-        run: ${{ github.workspace }}/tools/distrib/sanitize.sh
+        run: ANDROID_NDK_HOME= ${{ github.workspace }}/tools/distrib/sanitize.sh
       # Report back with a PR if things are broken
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v3