Add Render access review driver support

Register Render as an API-key connector provider and add an access
review driver that fetches workspace members from the Render API
(GET /v1/owners/{ownerId}/members).

Render exposes no partner OAuth program, so the connector authenticates
with a read-scoped API key (Authorization: Bearer) plus the customer's
Workspace ID. The flat members endpoint reports an explicit account
status and MFA flag, surfaced as the Active and MFAStatus fields; the
stable "usr-" id becomes ExternalID. There is no picker -- the
workspace is captured up front via ExtraSettings -- so
SetOrganizationSettings is omitted.

Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>

pkg/coredata/connector_provider.go

@@ -63,6 +63,7 @@ const (
 	ConnectorProviderOkta         ConnectorProvider = "OKTA"
 	ConnectorProviderZendesk      ConnectorProvider = "ZENDESK"
 	ConnectorProviderQovery       ConnectorProvider = "QOVERY"
+	ConnectorProviderRender       ConnectorProvider = "RENDER"
 )
 
 var (
@@ -113,6 +114,7 @@ func ConnectorProviders() []ConnectorProvider {
 		ConnectorProviderOkta,
 		ConnectorProviderZendesk,
 		ConnectorProviderQovery,
+		ConnectorProviderRender,
 	}
 }
 
@@ -158,7 +160,8 @@ func (v ConnectorProvider) IsValid() bool {
 		ConnectorProviderDatadog,
 		ConnectorProviderOkta,
 		ConnectorProviderZendesk,
-		ConnectorProviderQovery:
+		ConnectorProviderQovery,
+		ConnectorProviderRender:
 		return true
 	}