fix: emit SelfServiceMethodUsed in SettingsSucceeded event (#4056) #4620

Job	Run time
Generate SDKs	3m 46s
Run end-to-end tests (postgres)	46m 18s
Run Playwright end-to-end tests (postgres)	5m 32s
Run end-to-end tests (cockroach)	46m 51s
Run tests and lints	24m 28s
Run Playwright end-to-end tests (cockroach)	7m 20s
Run end-to-end tests (sqlite)	44m 24s
Run Playwright end-to-end tests (sqlite)	6m 9s
Run end-to-end tests (mysql)	44m 21s
Run Playwright end-to-end tests (mysql)	5m 40s
Build CLI docs	1m 13s
Generate changelog	51s
Generate release	0s
Release SDKs	0s
Render version schema	0s
Draft newsletter	0s
Pending approval Slack notification	0s
Send newsletter	0s
	3h 56m 53s

Provide feedback