Remove public option from add_group drop-down

https://gitlab.ruhr-uni-bochum.de/FDM/rdm-system/antleaf-projectmanagement/-/issues/259

added In-Progress label

requested review from @anusha

assigned to @kapill65chhpatel

added Ready for review label and removed In-Progress label

changed the description

removed Ready for review label

added Approved Waiting to be tested labels

removed Waiting to be tested label

added 22 commits

• abea3026...8e3ffc7e - 21 commits from branch develop
• 2d9fac0b - Merge branch 'develop' into bug/259-fix-sharing-tab-add-group

Compare with previous version

merged

mentioned in commit f1f5e8b6