Upgrade to actions/checkout@v3

Author: howyallare

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: configure
       run: cmake .
     - name: build
@@ -29,7 +29,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: configure
       run: cmake -DASAN=on -DCMAKE_BUILD_TYPE=Debug .
     - name: build

.github/workflows/release.yml

@@ -17,7 +17,7 @@ jobs:
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: configure
       run: cmake .
     - name: build