clean cache

Author: abhinavdangeti

.github/workflows/cover.yml

@@ -16,12 +16,12 @@ jobs:
         uses: actions/checkout@v2
       - name: Clean environment
         run: |
-          go clean -modcache
+          go clean -cache -testcache -modcache
           rm -f profile.cov
       - name: Test
         run: |
           go test -coverprofile=profile.cov ./...
       - name: Send coverage
         uses: shogo82148/actions-goveralls@v1
         with:
-          path-to-profile: profile.cov
+          path-to-profile: profile.cov