Invalid regionCode returned by parsePhoneNumber

```javascript
parsePhoneNumber("+888")
```
returns
```javascript
{"number": {"input": "+888"}, "possibility": "invalid-country-code", "possible": false, "regionCode": "001", "shortPossible": false, "shortValid": false, "valid": false}
```
and
```javascript
getExample("001")
```
will crash.

_version: 7.2.0_