* add list of working groups param

Signed-off-by: Yi Liu <yi.liu@eclipse-foundation.org>

* add working_group in the table

Signed-off-by: Yi Liu <yi.liu@eclipse-foundation.org>

* Update README.md


Signed-off-by: Christopher Guindon <chris.guindon@eclipse-foundation.org>

Co-authored-by: Christopher Guindon <chris.guindon@eclipse-foundation.org>