[#103]: Extend StopLossTrigger model.

[wenrir]

Close #103 .

Overview

Extend StopLossTrigger to use valueType and triggerOnMarketMakerQuote.

Require valueType
Optional triggerOnMarketMakerQuote (Defaults to False)

Avanza API endpoint call

POST to https://www.avanza.se/_api/trading-critical/rest/stoploss/new

...
"stopLossTrigger":
{"type":"FOLLOW_UPWARDS",
"value":15,
"valueType":"PERCENTAGE",
"validUntil":"2024-07-19",
"triggerOnMarketMakerQuote":false
}
...

[Qluxzz]

LGTM, thanks for contributing!