Bump actions/checkout to v4

Author: MagicLike

.github/workflows/build-release.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         os: ['ubuntu-20.04', 'ubuntu-latest']
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
       with:
         python-version: 3.9
@@ -32,7 +32,7 @@ jobs:
       matrix:
         os: ['ubuntu-20.04', 'ubuntu-latest', 'macos-latest']
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
       with:
         python-version: 3.9
@@ -48,7 +48,7 @@ jobs:
     needs: ci
     runs-on: 'windows-latest'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
       with:
         python-version: 3.9
@@ -66,7 +66,7 @@ jobs:
       - build-windows
     runs-on: 'ubuntu-latest'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Download artifact
       uses: actions/download-artifact@v3
     - name: Display structure of downloaded files

.github/workflows/manual-build.yml

@@ -13,7 +13,7 @@ jobs:
         os: ['ubuntu-20.04', 'ubuntu-latest', 'macos-latest', 'windows-latest']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
       with:
         python-version: 3.9