Add new option in assessment

Added option in below assessment:
When looking for plugins in the WordPress Plugin Directory, what information should you pay attention to?
- 5. Compatibility with WordPress version

Author: viitorcloudvc

README.md

@@ -164,7 +164,8 @@ Practice leaving a star rating and review for a plugin.
 2.  Last updated
 3.  Number of downloads
 4.  Author information
-5.  All of the above
+5.  Compatibility with WordPress version
+6.  All of the above
 
 **Answer:** 5\. All of the above.