After encountering the namespace keyword, we have to backtrack the state
change introduced by the inline keyword.
Fixes: QTCREATORBUG-22071
Change-Id: I543976622d1a56b2c61d68da6ec3eee8b6d0d5b3
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>