chore: add more CODEOWNERS (backport celestiaorg#1212) (celestiaorg#1213

)

This is an automatic backport of pull request celestiaorg#1212 done by
[Mergify](https://mergify.com).


---


<details>
<summary>Mergify commands and options</summary>

<br />

More conditions and actions can be found in the
[documentation](https://docs.mergify.com/).

You can also trigger Mergify actions by commenting on this pull request:

- `@Mergifyio refresh` will re-evaluate the rules
- `@Mergifyio rebase` will rebase this PR on its base branch
- `@Mergifyio update` will merge the base branch into this PR
- `@Mergifyio backport <destination>` will backport this PR on
`<destination>` branch

Additionally, on Mergify [dashboard](https://dashboard.mergify.com) you
can:

- look at your merge queues
- generate the Mergify configuration with the config editor.

Finally, you can contact us on https://mergify.com
</details>

Co-authored-by: Rootul P <[email protected]>

.github/CODEOWNERS

@@ -7,7 +7,7 @@
 # global owners are only requested if there isn't a more specific
 # codeowner specified below. For this reason, the global codeowners
 # are often repeated in package-level definitions.
-*     @evan-forbes @cmwaters
+*     @evan-forbes @cmwaters @staheri14 @rach-id @ninabarbakadze @rootulp
 
 # Overrides for tooling packages
 docs/celestia-architecture @liamsi @adlerjohn