Support encrypted connections to MySQL/Maria and Postgres #1610

Job	Run time
static-analysis (8.3, cs)	46s
static-analysis (8.3, stan)	38s
static-analysis (8.3, openapi:validate)	20s
api-tests / tests (8.3)	1m 25s
unit-tests / tests (8.3)	30s
api-tests / tests (8.4)	1m 27s
cli-tests / tests (8.3)	45s
unit-tests / tests (8.4)	30s
cli-tests / tests (8.4)	37s
db-tests (maria) / db-tests (8.3)	27s
db-tests (maria) / db-tests (8.4)	38s
db-tests (ms) / db-tests (8.3)	48s
db-tests (mysql) / db-tests (8.3)	48s
db-tests (ms) / db-tests (8.4)	6m 8s
db-tests (postgres) / db-tests (8.3)	33s
db-tests (mysql) / db-tests (8.4)	38s
db-tests (postgres) / db-tests (8.4)	21s
db-tests (sqlite:ci) / db-tests (8.3)	30s
db-tests (sqlite:ci) / db-tests (8.4)	27s
upload-coverage (8.3)	22s
delete-artifacts	2s
	18m 40s

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