Unable to Set strictTriggerValidation = false for Realtime Database Emulator

### [REQUIRED] Environment info

**firebase-tools:**
9.9.0

**Platform:**
macOS
### [REQUIRED] Test case

For the emulated environment it's impossible to set strictTriggerValidation = false
### [REQUIRED] Steps to reproduce

Start firebase emulator:
`firebase emulators:start`
Send Request
```
PUT http://localhost:9000/.settings/strictTriggerValidation/.json?auth=PTQbI0EZ7E7SMmQeMrLpAxGlfmVJSXG1Nq5L4XXX

false
```

### [REQUIRED] Expected behavior

expected response
```
{
"status": "ok"
}
```

### [REQUIRED] Actual behavior

```
{
"error": "Could not parse auth token."
}
```

Auth token taken from Service Account settings page, Database Secrets section for my project. Emulator is started for the same project