fix(i): Server dump fails (#2374)

## Relevant issue(s)

Resolves #2373 

## Description

This PR fixes an issue that caused the server dump command to use the in
memory store incorrectly and fail.

## Tasks

- [x] I made sure the code is well commented, particularly
hard-to-understand areas.
- [x] I made sure the repository-held documentation is changed
accordingly.
- [x] I made sure the pull request title adheres to the conventional
commit style (the subset used in the project can be found in
[tools/configs/chglog/config.yml](tools/configs/chglog/config.yml)).
- [x] I made sure to discuss its limitations such as threats to
validity, vulnerability to mistake and misuse, robustness to
invalidation of assumptions, resource requirements, ...

## How has this been tested?

manually `defradb server-dump`

Specify the platform(s) on which this was tested:
- MacOS

cli/server_dump.go

@@ -31,7 +31,6 @@ func MakeServerDumpCmd() *cobra.Command {
 			}
 			storeOpts := []node.StoreOpt{
 				node.WithPath(cfg.GetString("datastore.badger.path")),
-				node.WithInMemory(cfg.GetString("datastore.store") != configStoreMemory),
 			}
 			rootstore, err := node.NewStore(storeOpts...)
 			if err != nil {