Fix /go/pkg folder permissions (#348)

[tolusha]

What does this PR do?

Fix permissions for /go/pkg folder

What issues does this PR fix or reference?

eclipse-che/che#13823

[tolusha]

@evidolob
Build failed

16:15:30 �[0m[2/4] Fetching packages...
16:15:56 �[91merror An unexpected error occurred: "https://registry.yarnpkg.com/@types/tough-cookie/-/tough-cookie-2.3.5.tgz: Request failed \"503 Service Unavailable\"".
16:15:56 �[0minfo If you think this is a bug, please open a bug report with the information provided in "/home/workspace/packages/theia-remote/yarn-error.log".
16:15:56 info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.
16:15:57 The command '/bin/sh -c cd /home/workspace/packages/theia-remote/ && yarn install --ignore-scripts' returned a non-zero code: 1
16:15:57 Build step 'Execute shell' marked build as failure

Network issue. Is any way to rerun the build?