Auth: Fix orgrole picker disabled if isSynced user (#64033)

* fix: disable orgrolepicker if externaluser is synced

* add disable to role picker

* just took me 2 hours to center the icon

* wip

* fix: check externallySyncedUser for API call

* remove check from store

* add: tests

* refactor authproxy and made tests run

* add: feature toggle

* set feature toggle for tests

* add: IsProviderEnabled

* refactor: featuretoggle name

* IsProviderEnabled tests

* add specific tests for isProviderEnabled

* fix: org_user tests

* add: owner to featuretoggle

* add missing authlabels

* remove fmt

* feature toggle

* change config

* add test for a different authmodule

* test refactor

* gen feature toggle again

* fix basic auth user able to change the org role

* test for basic auth role

* make err.base to error

* lowered lvl of log and input mesg

pkg/services/navtree/navtreeimpl/admin.go

@@ -159,7 +159,7 @@ func (s *ServiceImpl) getServerAdminNode(c *contextmodel.ReqContext) *navtree.Na
 		adminNavLinks = append(adminNavLinks, storage)
 	}
 
-	if s.cfg.LDAPEnabled && hasAccess(ac.ReqGrafanaAdmin, ac.EvalPermission(ac.ActionLDAPStatusRead)) {
+	if s.cfg.LDAPAuthEnabled && hasAccess(ac.ReqGrafanaAdmin, ac.EvalPermission(ac.ActionLDAPStatusRead)) {
 		adminNavLinks = append(adminNavLinks, &navtree.NavLink{
 			Text: "LDAP", Id: "ldap", Url: s.cfg.AppSubURL + "/admin/ldap", Icon: "book",
 		})