Fix invalid setup-uv action version (#188)

Author: glenn-jocher

.github/workflows/publish.yml

@@ -28,7 +28,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
-      - uses: astral-sh/setup-uv@v8
+      - uses: astral-sh/setup-uv@v7
       - run: uv pip install --system --no-cache ultralytics-actions
       - id: check_pypi
         shell: python
@@ -67,7 +67,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
-      - uses: astral-sh/setup-uv@v8
+      - uses: astral-sh/setup-uv@v7
       - run: uv pip install --system --no-cache build
       - run: python -m build
       - uses: actions/upload-artifact@v7
@@ -103,7 +103,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
-      - uses: astral-sh/setup-uv@v8
+      - uses: astral-sh/setup-uv@v7
       - run: |
           uv venv sbom-env
           uv pip install -e .