Fix(avail, quote) fix errors 101 getting null currency
Fix an error the triggeres 101 errors due to the integration trying to read a null value
Sellers at 2022-06-23:
- Marjet Incoming - [MRJ]
- Velero Incoming - [VINC]
- Baqueira (Dispongo) - [BAQ]
- MarAzul Ibiza - [MAZ]
- Perlatours - [PERLA]
- Ski Serveis - [SKS]
- Perseus - [PERS]
- Intravel - [ITV]
- Mediterraneo Sur Hoteles - [MSU]
- Viajes Bravasol - [VBR]
- Grandvalira - [GDV]
- Viajes Ibiza - [VIB]
- TL Travel - [TLT]
- Ideal Tours - [IDE]
- Dispongo - [DPG]