Use shared setup-uv action everywhere (#13817)

Use shared setup-uv action

Author: glenn-jocher

.github/workflows/ci-testing.yml

@@ -30,7 +30,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
-      - uses: astral-sh/setup-uv@v7
+      - uses: ultralytics/actions/setup-uv@main
       - name: Install requirements
         run: |
           uv pip install --system -r requirements.txt coremltools "openvino>=2024.0.0" "tensorflow<=2.19.0" "keras>=3.5.0,<=3.12.0" --extra-index-url https://download.pytorch.org/whl/cpu --index-strategy unsafe-best-match
@@ -68,7 +68,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
-      - uses: astral-sh/setup-uv@v7
+      - uses: ultralytics/actions/setup-uv@main
       - name: Install requirements
         run: |
           torch=""

.github/workflows/merge-main-into-prs.yml

@@ -22,7 +22,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
-      - uses: astral-sh/setup-uv@v7
+      - uses: ultralytics/actions/setup-uv@main
       - name: Install requirements
         run: |
           uv pip install --system pygithub