Revert "comment out rubygem deployer for testing purposes"

This reverts commit 8469453.

Author: Cameron Johnston

.travis.yml

@@ -27,15 +27,15 @@ script:
 before_deploy:
 - bash -c "[ ! -d bonsai/ ] && git clone https://github.com/sensu/sensu-go-bonsai-asset.git bonsai || echo 'bonsai/ exists, skipping git clone' ; cp asset_build_scripts/Dockerfile.* bonsai/ruby-runtime/"
 deploy:
-#- provider: rubygems
-#  api_key:
-#    secure: L3ot3q90Sz+1dhi1Lxg4rvxZ0AEUCq2dL55Gzau48wou72T3GYSDBoqVGnZPmQcS9miNy4J7NZMxUgfoycnceqUkkue8+ss4c42NtrYs+SLU+rnmB/cwLTBQJ1ERRNXqgOYTwWt8EuIy6Dong1oCu8voFSj7NH4sXxTTO7RFho8=
-#  gem: sensu-plugins-postgres
-#  on:
-#    tags: true
-#    all_branches: true
-#    rvm: 2.4.1
-#    repo: sensu-plugins/sensu-plugins-postgres
+- provider: rubygems
+  api_key:
+    secure: L3ot3q90Sz+1dhi1Lxg4rvxZ0AEUCq2dL55Gzau48wou72T3GYSDBoqVGnZPmQcS9miNy4J7NZMxUgfoycnceqUkkue8+ss4c42NtrYs+SLU+rnmB/cwLTBQJ1ERRNXqgOYTwWt8EuIy6Dong1oCu8voFSj7NH4sXxTTO7RFho8=
+  gem: sensu-plugins-postgres
+  on:
+    tags: true
+    all_branches: true
+    rvm: 2.4.1
+    repo: sensu-plugins/sensu-plugins-postgres
 - provider: script
   script: bonsai/ruby-runtime/travis-build-ruby-plugin-assets.sh sensu-plugins-postgres
   skip_cleanup: true