Fix CI

Author: hadashiA

.github/workflows/release.yaml

@@ -31,7 +31,7 @@ jobs:
     container:
       image: gableroux/unity3d:2020.1.13f1-linux-il2cpp
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/cache@v3
       with: