Add `Sql.dateTimeOffset` and `dateTimeOffsetOrNone`

[JaggerJo]

Proposed Changes

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[Zaid-Ajaj]

Do you still want to add the TimeSpan stuff or should I just merge this in? :wink:

[JaggerJo]

Do you still want to add the TimeSpan stuff or should I just merge this in? 😉

No, storing timespans as bigints should be fine IMHO.

[Zaid-Ajaj]

@JaggerJo Merged and published as of v2.3.0 🚀 thanks a lot