Removing supplier concept from the sql store (#16355)

* Removing supplier concept from the sql store

* Removing other metions to supplier

* Fixing gofmt

* Fixing gofmt

* Renaming NewSqlStore to New

* Fixing tests

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

store/searchlayer/layer_test.go

@@ -24,7 +24,7 @@ func TestUpdateConfigRace(t *testing.T) {
 		driverName = model.DATABASE_DRIVER_POSTGRES
 	}
 	settings := storetest.MakeSqlSettings(driverName)
-	store := sqlstore.NewSqlSupplier(*settings, nil)
+	store := sqlstore.New(*settings, nil)
 
 	cfg := &model.Config{}
 	cfg.SetDefaults()