[ADMIN] Update and clean Integration committer list

Add:
- Bartosz Gardziejewski
- Alexander Mazuruk

Remove:
- Thierry Hardy
- Lasse Kaihlavirta
- Pawel Wieczorek

Update lifecycle_state if needed

Issue-ID: INT-1930
Signed-off-by: morganrol <morgan.richomme@orange.com>
Change-Id: I59b82165255766ef5ca227dbe8067b35c199ad1e