chore: update astral-sh/setup-uv action to v7 (#136)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/publish.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Set up Python
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
 

.github/workflows/python-test.yml

@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Set up Python
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
           python-version: ${{ matrix.python-version }}