[PM-10318] Add organization user deletion and leaving events to EventService #28279

Job	Run time
Verify Electron Version	5s
Setup	5s
Linux Build	8m 16s
MacOS Build	6m 3s
Windows Build	12m 43s
Browser Build / Setup	3s
Browser Build / Locales Test	6s
Browser Build / Build Safari	7m 0s
Browser Build / Build	7m 57s
Browser Build / Crowdin Push	0s
Browser Build / Check for failures	13s
MacOS Package GitHub Release Assets	11m 40s
MacOS Package Dev Release Asset	7m 56s
MacOS Package Prod Release Asset	8m 10s
Crowdin Push	0s
Check for failures	24s
	1h 10m 41s

Provide feedback