fix(stats-endpoint-visualization): visualization hdx fixes

Author: kshitijrajsharma

docs/src/contributing.md

@@ -1,3 +1,11 @@
+## Install commitizen 
+
+we use commitizen in our repo , so all your commits should be using commitizen https://commitizen-tools.github.io/commitizen/ 
+
+## Follow installation Process
+
+Setup the project from the installation docs , Fork and start working on the issues you want 
+
 ## Issues
 
 see [bug_report](https://github.com/hotosm/export-tool-api/blob/develop/.github/ISSUE_TEMPLATE/bug_report.md)