chore: update actions/cache to v3

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
 
       # https://github.com/marketplace/actions/cache
       - name: Cache Go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}

.github/workflows/go-cross.yml

@@ -31,7 +31,7 @@ jobs:
 
       # https://github.com/marketplace/actions/cache
       - name: Cache Go modules
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           # In order:
           # * Module download cache