LCL: formatting

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40930 4005530d-fff6-0310-9dd1-cebe43e6787f
Anchordocking: Canlulate docksite coordinates right after undocking. Issue #23596, patch from B4Z1l3

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40931 4005530d-fff6-0310-9dd1-cebe43e6787f