www/gitlab: Update RUN_DEPENDS
- Change RUN_DEPENDS from rubygem-json to rubygem-json27
- Change RUN_DEPENDS from rubygem-net-http to rubygem-net-http041
- Bump PORTREVISION for dependency change
(cherry picked from commit 4c6dcb621687cc8c0ef09c5480714f3e1dfe6dac)