Ticket 49230 - slapi_register_plugin creates config entry where it should not
Bug Description:
slapi-register-plugin systematically create an entry under
'cn=plugins,cn=config' because it is not taking into account
the flag 'add_entry in 'plugin_setup'.
This is potentially a regression introduced by
https://pagure.io/389-ds-base/issue/49066 (TBC)
Fix Description:
Test 'add_entry' before adding the entry
https://pagure.io/389-ds-base/issue/49230
Review by: Mark Reynolds, William Brown