added features to nv_transform module

[kushaljain-apra]

IMPORTANT: All PRs must be linked to an issue (except for extremely trivial and straightforward changes).

Description

Added rotation, source cropping and destination cropping features to the NvTransform Module. Implemented the serialization, get, set, and handle properties functions for the NvTransform Module. Added unit tests for scale, crop, scale & crop and scale & crop & rotate. Added documentation for each constructor and important functions as per the doxygen guidelines.

Alternative(s) considered

Have you considered any alternatives? And if so, why have you chosen the approach in this PR?

Type

Type Choose one: (Feature)

Screenshots (if applicable)

Checklist

• I have read the Contribution Guidelines
• I have written Unit Tests
• I have discussed my proposed solution with code owners in the linked issue(s) and we have agreed upon the general approach

[joiskash]

Great job, please address the comments.