feat(FEC-11475): create service manager that allows registration and …

…accessing of services (#477)

service provider was moved from ui repo (was known there as managers) to KP to enable cross service registration and accessing

changes were also in:
UI PR - kaltura/playkit-js-ui#630
Timeline PR - kaltura/playkit-js-timeline#4
IMA - kaltura/playkit-js-ima#205
IMA-DAI - kaltura/playkit-js-ima-dai#76