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

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

internal/api/ui/login/external_provider_handler.go

@@ -976,6 +976,7 @@ func (l *Login) ldapProvider(ctx context.Context, identityProvider *query.IDPTem
 		identityProvider.UserObjectClasses,
 		identityProvider.UserFilters,
 		identityProvider.Timeout,
+		identityProvider.RootCA,
 		l.baseURL(ctx)+EndpointLDAPLogin+"?"+QueryAuthRequestID+"=",
 		opts...,
 	), nil