Sample: Get Localized choice values for Dataverse record

[kkazala]

• Bug fix?
• New sample?
• Related issues: fixes #X, partially #Y, mentioned in #Z
• Needs API permissions?
• Has other prerequisites? (E.g. requires a list, document library, etc.)

What's in this Pull Request?

When building flows that retrieve Dataverse data, the record's choice values are returned as number.
This flow retrieves labels in a language specified as parameter.
It's also a neat example on how to transform data efficiently without using foreach loops.

Checklist

• My pull request affects only ONE sample.
• I have updated the README file.
• My README has at least one static high-resolution screenshot (i.e. not a GIF)
• My README contains complete setup instructions, including pre-requisites and permissions required