multimedia/avidemux-*: bump versions following x265 update

These ports were unfortunately forgotten due to only indirectly grabbing
the dependency from avidemux.  Bump them as with multimedia/avidemux.

Reported by:	Kevin Oberman <[email protected]>
Approved by:	portmgr (build fix blanket)
Fixes:		90e15809
MFH:		2024Q4