Add 2014 workshops

Author: katilp

docs/cmsOpenData/workshops.md

@@ -8,5 +8,7 @@ The tutorials of these workshops are available in these links and free to use:
 - [2021 workshop](https://cms-opendata-workshop.github.io/2021-07-19-cms-open-data-workshop/)
 - [2022 workshop](https://cms-opendata-workshop.github.io/2022-08-01-cms-open-data-workshop/)
 - [2023 workshop](https://cms-opendata-workshop.github.io/2023-07-11-cms-open-data-workshop/)
+- [2024 WHEPP India](https://cms-opendata-workshop.github.io/2024-01-03-india-whepp/)
+- [2024 workshop](https://cms-opendata-workshop.github.io/2024-07-29-CERN/)
 
 Keep in mind that there may have been updates to the CMS Open Data environments and not all older tutorials work out of the box.