[ticket/12037] Fix hard-coded text in acp_inactive.html.

PHPBB3-12037
Merge remote-tracking branch 'prototech/ticket/12037' into develop-olympus

* prototech/ticket/12037:
  [ticket/12037] Fix hard-coded text in acp_inactive.html.
Merge branch 'develop-olympus' into develop

* develop-olympus:
  [ticket/12037] Fix hard-coded text in acp_inactive.html.

Conflicts:
	phpBB/adm/style/acp_inactive.html