Revert "chore(deps): bump actions/checkout from 5 to 6"

This reverts commit ad0fe5f.

Author: twangodev

.github/workflows/docs.yml

@@ -12,7 +12,7 @@ jobs:
     environment: docs
     steps:
       - name: Checkout fish-audio-python
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
         with:
           path: sdk
 
@@ -30,7 +30,7 @@ jobs:
         run: uv run pydoc-markdown
 
       - name: Checkout docs
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
         with:
           repository: ${{ vars.DOCS_REPO }}
           path: docs

.github/workflows/python.yml

@@ -10,7 +10,7 @@ jobs:
     name: Lint & Format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
 
       - name: Install uv
         uses: astral-sh/setup-uv@v7
@@ -25,7 +25,7 @@ jobs:
     name: Type Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with:
@@ -42,7 +42,7 @@ jobs:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3"]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with:
@@ -63,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [test]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
 
       - name: Install uv
         uses: astral-sh/setup-uv@v7
@@ -90,7 +90,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [lint, type-check, test, integration]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Build package
@@ -112,7 +112,7 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v5
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Build package