Update ci-testing.yml (#11062)

* Update ci-testing.yml

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

* Update ci-testing.yml

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

---------

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

.github/workflows/ci-testing.yml

@@ -79,10 +79,10 @@ jobs:
       - uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Get cache dir
-        # https://github.com/actions/cache/blob/master/examples.md#multiple-oss-in-a-workflow
+      - name: Get cache dir  # https://github.com/actions/cache/blob/master/examples.md#multiple-oss-in-a-workflow
         id: pip-cache
-        run: echo "::set-output name=dir::$(pip cache dir)"
+        run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
+        shell: bash  # for Windows compatibility
       - name: Cache pip
         uses: actions/cache@v3
         with: