fix: prevent SMTP URL leak on unparsable URL #3987

Job	Run time
Generate SDKs	1m 15s
Run end-to-end tests (postgres)	41m 28s
Run end-to-end tests (cockroach)	42m 22s
Run tests and lints	20m 19s
Run end-to-end tests (sqlite)	39m 39s
Run Playwright end-to-end tests (postgres)	4m 53s
Run end-to-end tests (mysql)	39m 33s
Run Playwright end-to-end tests (cockroach)	5m 38s
Run Playwright end-to-end tests (sqlite)	6m 1s
Run Playwright end-to-end tests (mysql)	4m 54s
Build CLI docs	1m 15s
Generate changelog	0s
Generate release	0s
Draft newsletter	0s
Render version schema	0s
Release SDKs	0s
Pending approval Slack notification	0s
Send newsletter	0s
	3h 27m 17s

Provide feedback