Add SelCollector to TLBMC central config and store. This change introduces the SelCollectorModule to the central configuration proto and integrates the SelCollector into the TLBMC store. The SelCollector is created and started within the store initialization if the module is enabled in the configuration. PiperOrigin-RevId: 869985970 Change-Id: Id5ee93e3d66a8091350b36d9bec48a793c0eff57