chore(github-deps): bump astral-sh/setup-uv from 6.0.1 to 7.1.2

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 6.0.1 to 7.1.2.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](https://github.com/astral-sh/setup-uv/compare/v6.0.1...85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: 7.1.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/backward-compat.yml

@@ -37,7 +37,7 @@ jobs:
           python-version: '3.12'
 
       - name: Install uv
-        uses: astral-sh/setup-uv@6b9c6063abd6010835644d4c2e1bef4cf5cd0fca # v6.0.1
+        uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
         with:
           enable-cache: true
 
@@ -415,7 +415,7 @@ jobs:
           python-version: '3.12'
 
       - name: Install uv
-        uses: astral-sh/setup-uv@6b9c6063abd6010835644d4c2e1bef4cf5cd0fca # v6.0.1
+        uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
         with:
           enable-cache: true
 

.github/workflows/pre-commit.yml

@@ -46,7 +46,7 @@ jobs:
           cache-dependency-path: 'src/llama_stack/ui/'
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@2ddd2b9cb38ad8efd50337e8ab201519a34c9f24 # v7.1.1
+        uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
 
       - name: Install npm dependencies
         run: npm ci

.github/workflows/python-build-test.yml

@@ -24,7 +24,7 @@ jobs:
       uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
     - name: Install uv
-      uses: astral-sh/setup-uv@2ddd2b9cb38ad8efd50337e8ab201519a34c9f24 # v7.1.1
+      uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
       with:
         python-version: ${{ matrix.python-version }}
         activate-environment: true