Move development information from the main README into a dedicated DEVELOPMENT.md

[ashmeet-ashmeet]

issue #728

[welcome]

Thanks for opening your first pull request! If you haven't yet signed our Contributor License Agreement (CLA), then please do so that we can accept your contribution. A link should appear shortly in this PR if you have not already signed one.

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: ashmeet-chhabra (9bb50e0, b59e0fd, 89ffd2b)

[codecov]

Codecov Report

Merging #734 (89ffd2b) into main (5c3109a) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #734   +/-   ##
=========================================
  Coverage     82.65%   82.65%           
  Complexity     1271     1271           
=========================================
  Files           145      145           
  Lines          3124     3124           
=========================================
  Hits           2582     2582           
  Misses          542      542           

Flag	Coverage Δ
7.4	82.65% <ø> (ø)
8.0	82.71% <ø> (ø)
8.1	82.71% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5c3109a...89ffd2b. Read the comment docs.