Remove 'already initialized constant' warnings
What does this MR do?
Get rid of already initialized constant
warnings, such as
lib/gitlab.rb:40: warning: already initialized constant Gitlab::COM_URL
lib/gitlab.rb:40: warning: previous definition of COM_URL was here
lib/gitlab.rb:41: warning: already initialized constant Gitlab::APP_DIRS_PATTERN
lib/gitlab.rb:41: warning: previous definition of APP_DIRS_PATTERN was here
lib/gitlab.rb:42: warning: already initialized constant Gitlab::SUBDOMAIN_REGEX
lib/gitlab.rb:42: warning: previous definition of SUBDOMAIN_REGEX was here
lib/gitlab.rb:43: warning: already initialized constant Gitlab::VERSION
lib/gitlab.rb:43: warning: previous definition of VERSION was here
lib/gitlab.rb:44: warning: already initialized constant Gitlab::INSTALLATION_TYPE
lib/gitlab.rb:44: warning: previous definition of INSTALLATION_TYPE was here