Add codeowners for the repo

.github/CODEOWNERS

@@ -0,0 +1,11 @@
+# CODEOWNERS file for nzpy repository
+# This file defines the code owners for the nzpy project.
+# Code owners are automatically requested for review when someone opens a pull request
+# that modifies code that they own.
+#
+# For more information about CODEOWNERS, see:
+# https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners
+
+# Default owners for everything in the repo
+# These users will be requested for review when someone opens a pull request
+* @abhishekjog @Ayush900 @SagarSoni1510

README.md

@@ -330,8 +330,8 @@ example:
 5. Create new Pull Request
 6. Assign any one of the reviewers:
    - abhishekjog
-   - sandippawar1412
-   - shabbir10july
+   - SagarSoni1510
+   - Ayush900
 
 <!-- License and Authors is optional here, but gives you the ability to highlight who is involed in the project -->
 ## License 
@@ -355,4 +355,3 @@ limitations under the License.
 ```
 
 [issues]: https://github.com/IBM/nzpy/issues/new
-