voltha-go: problem with docker image creation for devs working remotely off VPN

Docker alpine image used by build target having issues with apk update/add(~install).

Common problem reported using the official alpine image.

Networking problem, disappeared after connected to a VPN so will check on it later.

 

repo:voltha-go

• test coverage target broken, not creating tests/results/go-test-coverage.out

 

% make test

=== RUN   TestRandomMacGenerator
   core_nbi_handler_multi_test.go:2138:  
— SKIP: TestRandomMacGenerator (0.00s)
=== RUN   TestSuite

{"level":"fatal","ts":"2022-12-26T01:21:12.226Z","caller":"test/core_nbi_handler_multi_test.go:2172","msg":"could not create CPU profile: open grpc_profi le.cpu: permission denied\n ","stacktrace":"github.com/opencord/voltha-go/rw_core/test.TestSuite\n\t/app/rw_core/test/core_nbi_handler_multi_test.go:2172 \ntesting.tRunner\n\t/usr/local/go/src/testing/testing.go:1193"}

FAIL    github.com/opencord/voltha-go/rw_core/test      0.020s
=== RUN   TestNoTimeouts
— PASS: TestNoTimeouts (0.23s)