DataSourcePermissions: Handle licensing properly for ds permissions (#59694)

* RBAC: add viewer grand if dspermissions enforcement is not enabled

* RBAC: Change permissions based on role prefix

* RBAC: Add option to for permission service to add a license middleware

* RBAC: Remove actions from query struct

pkg/api/accesscontrol.go

@@ -114,7 +114,7 @@ func (hs *HTTPServer) declareFixedRoles() error {
 	}
 
 	// when running oss or enterprise without a license all users should be able to query data sources
-	if !hs.License.FeatureEnabled("accesscontrol.enforcement") {
+	if !hs.License.FeatureEnabled("dspermissions.enforcement") {
 		datasourcesReaderRole.Grants = []string{string(org.RoleViewer)}
 	}