Remove gemnasium dependencies status badge
Remove gemnasium dependencies status badge

Looks like it's meant for Ruby apps, not gems. It shows the dependency info
from the gemfile rather than the gemspec, which is misleading.

cc @bkrausz @kyleconroy

gizm0duck/stripe-ruby,stripe/stripe-ruby,nbrustein/stripe-ruby,HashNuke/stripe-ruby,hmcfletch/stripe-ruby,Easybring/stripe-ruby,alkesh26/stripe-ruby,ajporterfield/stripe-ruby,OutlawAndy/stripe-ruby