Function thingyan

thingyan(my): ThinGyan
Calculates the dates and times for the Mahar Thingyan festival based on the given Myanmar year.
Parameters
- my: number
  The Myanmar year for which the festival dates and times are calculated.
Returns ThinGyan
- An object containing the festival dates and times.
```
const thingyan = thingyan(1386);
console.log(thingyan.AtatDayTime)
```
- Defined in index.ts:163