### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current behaviour

crash

### Expected behaviour

no crash

### Steps to reproduce

* Compile 79e8247ddb166f9b980f40249b7372a502402a4d
* Type `migratewallet`

### Relevant log output

```
wallet/scriptpubkeyman.cpp:1915: std::optional<MigrationData> wallet::LegacyScriptPubKeyMan::MigrateToDescriptor(): Assertion `IsMine(desc_spk) != ISMINE_NO' failed.
Aborted (core dumped)
```


### How did you obtain Bitcoin Core

Compiled from source

### What version of Bitcoin Core are you using?

current master

### Operating system and version

Linux

### Machine specifications

_No response_
const CScript& script = script_pair.second;
        if (IsMine(script) == ISMINE_SPENDABLE) {
            
            if (!script.IsPayToScriptHash()) {
                spks.insert(GetScriptForDestination(ScriptHash(script)));
            }
            
            int wit_ver = -1;
            std::vector<unsigned char> witprog;
            if (script.IsWitnessProgram(wit_ver, witprog) && wit_ver == 0) {
                spks.insert(script);
            }
        } else {
            
            
            std::vector<std::vector<unsigned char>> sols;
            TxoutType type = Solver(script, sols);
            if (type == TxoutType::MULTISIG) {
                CScript ms_spk = GetScriptForDestination(ScriptHash(script));
                if (IsMine(ms_spk) != ISMINE_NO) {
                    spks.insert(ms_spk);
                }
            }
        }
    }
    
    spks.insert(setWatchOnly.begin(), setWatchOnly.end());
    return spks;
}
std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()