Update astral-sh/setup-uv action to v6

Author: renovate[bot]

.github/workflows/docs.yml

@@ -22,7 +22,7 @@ jobs:
           python-version: "3.x"
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v6
 
       - name: Docs
         run: |

.github/workflows/lint.yml

@@ -32,6 +32,6 @@ jobs:
         with:
           python-version: "3.x"
       - name: Install uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v6
       - name: Mypy
         run: uvx --with tox-uv tox -e mypy

.github/workflows/test.yml

@@ -38,7 +38,7 @@ jobs:
           brew install gettext
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v6
 
       - name: Generate translation binaries
         run: |