feat(ldap): adding root ca option to ldap config (#9292)

# Which Problems Are Solved

Adding ability to add a root CA to LDAP configs

# Additional Context

- Closes https://github.com/zitadel/zitadel/issues/7888

---------

Co-authored-by: Iraq Jaber <IraqJaber@gmail.com>

internal/repository/instance/idp.go

@@ -852,6 +852,7 @@ func NewLDAPIDPAddedEvent(
 	userObjectClasses []string,
 	userFilters []string,
 	timeout time.Duration,
+	rootCA []byte,
 	attributes idp.LDAPAttributes,
 	options idp.Options,
 ) *LDAPIDPAddedEvent {
@@ -874,6 +875,7 @@ func NewLDAPIDPAddedEvent(
 			userObjectClasses,
 			userFilters,
 			timeout,
+			rootCA,
 			attributes,
 			options,
 		),