Replace remaining GetMaster() queries (#19545)

There are still some remaining which
access the raw DB struct. There will be
a separate PR to clean those up.

```release-note
NONE
```

app/user_test.go

@@ -927,11 +927,11 @@ func TestPermanentDeleteUser(t *testing.T) {
 	})
 	assert.Nil(t, err)
 
-	var bots1 []*model.Bot
-	var bots2 []*model.Bot
+	bots1 := []*model.Bot{}
+	bots2 := []*model.Bot{}
 
 	sqlStore := mainHelper.GetSQLStore()
-	_, err1 := sqlStore.GetMaster().Select(&bots1, "SELECT * FROM Bots")
+	err1 := sqlStore.GetMasterX().Select(&bots1, "SELECT * FROM Bots")
 	assert.NoError(t, err1)
 	assert.Equal(t, 1, len(bots1))
 
@@ -942,7 +942,7 @@ func TestPermanentDeleteUser(t *testing.T) {
 	err = th.App.PermanentDeleteUser(th.Context, retUser1)
 	assert.Nil(t, err)
 
-	_, err1 = sqlStore.GetMaster().Select(&bots2, "SELECT * FROM Bots")
+	err1 = sqlStore.GetMasterX().Select(&bots2, "SELECT * FROM Bots")
 	assert.NoError(t, err1)
 	assert.Equal(t, 0, len(bots2))