Agniva De Sarker ec0284b459 MM-44638: Remove upgrade.go (#20309) ...

We remove any remaining migrations from the upgrade.go file

```release-note
NONE
```

2022-06-02 22:53:12 +05:30

..

timerlayer.go

MM-44638: Remove upgrade.go (#20309)

2022-06-02 22:53:12 +05:30