Spring-ai Add spring-ai-coherence-store to bom

Comment From: ilayaperumalg

@eddumelendez Thanks for the PR. We also need to add the coherence-store-boot-starter to the BOM as well. Will take care of it when merging.

Comment From: eddumelendez

Hi @ilayaperumalg, I checked vector store autoconfigurations and couldn't find any for Coherence. So, that's the reason I missed the starter.