* fix(CLAPI): check for "Reach API *" fields in user instead of "Reach Centreon Front-end" when using CLAPI

- remove check for "contact_oreon" field
- remove check for "contact_admin" field
- add check whether at least on of reach_api/reach_api_rt field is active
- fix warning in user form

* fix(typo): do not use fetchRow() twice

* fix(clapi): change check for permissions from reach_api* fields to contact_admin

* fix(enh): move closeCursor() outside of "if" condition