It may not actually be required.
See also other packaging:
How about this?
> patchelf --remove-needed libpangox-1.0.so.0 /opt/bin/anydesk
Created attachment 646688 [details, diff]
anydesk-5.6-r1 is working, done some small connections to Linux and Windows hosts no apparent issues.
But the dependencies didn't really changed as anydesk depends on x11-libs/gtkglext which, in turn, depends on pangox-compat.