CVS griph: * fix handling of shaped windows

[FVWM CVS]

CVSROOT:        /home/cvs/fvwm
Module name:    fvwm
Changes by:     griph   08/03/21 02:15:37

Modified files:
        .              : ChangeLog NEWS 
        fvwm           : events.c 

Log message:
* fix handling of shaped windows