[split] birdcage: Add provides clause for util-core-java
[split] birdcage: Add provides clause for util-core-java

- util-core's java code no longer has a cyclic dependency with the scala code, and needs to be explicitly marked publishable by pants.

RB_ID=483885

LitmusHealth/twitter-utils,travisbrown/util,edombowsky/util,tdyas/util,tdyas/util,twitter/util,nkhuyu/util,travisbrown/util,hydro2k/util,hydro2k/util,tdyas/util,Jiri-Kremser/util,nkhuyu/util,luciferous/util,folone/util,twitter/util,BuoyantIO/twitter-util,tdyas/util,LitmusHealth/twitter-utils,stremlenye/util,stremlenye/util,luciferous/util,slackhappy/util,stremlenye/util,RUNDSP/util,edombowsky/util,BuoyantIO/twitter-util,edombowsky/util,twitter/util,Jiri-Kremser/util,luciferous/util,hydro2k/util,cogitate/twitter-util-uuid,stremlenye/util,slackhappy/util,nkhuyu/util,RUNDSP/util,folone/util,cogitate/twitter-util-uuid,hydro2k/util,cogitate/twitter-util-uuid,folone/util,wuqiangxjtu/util,tenghuihua/util,BuoyantIO/twitter-util,Jiri-Kremser/util,travisbrown/util,wuqiangxjtu/util,RUNDSP/util,cogitate/twitter-util-uuid,edombowsky/util,wuqiangxjtu/util,wuqiangxjtu/util,BuoyantIO/twitter-util,travisbrown/util,tenghuihua/util,slackhappy/util,Jiri-Kremser/util,LitmusHealth/twitter-utils,folone/util,LitmusHealth/twitter-utils,luciferous/util,slackhappy/util,nkhuyu/util,RUNDSP/util,tenghuihua/util,tenghuihua/util