Bump astral-sh/setup-uv from 5 to 6 in the dependencies group (#102)

Bumps the dependencies group with 1 update: [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv).


Updates `astral-sh/setup-uv` from 5 to 6
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v5...v6)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/lint.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v6
         with:
           version: "latest"
           enable-cache: true

.github/workflows/test.yml

@@ -21,7 +21,7 @@ jobs:
         run: docker pull qgis/qgis:${{ matrix.qgis_image_tag }}
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v6
         with:
           version: "latest"
           enable-cache: true