chore: enable cache for go installation and modules

Author: burythehammer

.github/workflows/ci.yml

@@ -15,6 +15,7 @@ jobs:
         uses: actions/[email protected]
         with:
           go-version-file: go.mod
+          cache: true
 
       - name: Build
         run: make

.github/workflows/vulnerability.yml

@@ -13,6 +13,7 @@ jobs:
         uses: actions/[email protected]
         with:
           go-version-file: go.mod
+          cache: true
 
       - name: Check for vulnerabilities
         run: go run golang.org/x/vuln/cmd/govulncheck@latest ./...