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/server/api/console/v1/graphql/connector.graphql

@@ -69,6 +69,7 @@ enum ConnectorProvider
     OKTA @goEnum(value: "go.probo.inc/probo/pkg/coredata.ConnectorProviderOkta")
     ZENDESK @goEnum(value: "go.probo.inc/probo/pkg/coredata.ConnectorProviderZendesk")
     QOVERY @goEnum(value: "go.probo.inc/probo/pkg/coredata.ConnectorProviderQovery")
+    RENDER @goEnum(value: "go.probo.inc/probo/pkg/coredata.ConnectorProviderRender")
 }
 
 type ConnectorProviderInfo {
@@ -148,6 +149,7 @@ input CreateAPIKeyConnectorInput {
     oktaDomain: String
     betterStackTeamName: String
     qoveryOrganizationId: String
+    renderWorkspaceId: String
 }
 
 type CreateAPIKeyConnectorPayload {