Today I ran a `snap refresh`, and Firefox upgraded to an older esr version.

How is that possible?

```
snap info firefox

....
     tracking:     latest/stable
 refresh-date: today at 19:00 CET
 channels:
  latest/stable:    102.8.0esr-2 2023-02-16 (2364) 185MB -
  latest/candidate: 110.0-3      2023-02-14 (2356) 252MB -
  latest/beta:      111.0b1-1    2023-02-14 (2360) 181MB -
  latest/edge:      112.0a1      2023-02-16 (2365) 197MB -
  esr/stable:       102.7.0esr-1 2023-01-17 (2270) 183MB -
  esr/candidate:    102.8.0esr-2 2023-02-16 (2364) 185MB -
  esr/beta:         ↑                                    
  esr/edge:         ↑                                    
    installed:          102.8.0esr-2            (2364) 185MB -

```