Pullup ticket #6400 - requested by nia
multimedia/ffmpeg3: build fix

Revisions pulled up:
- multimedia/ffmpeg3/Makefile                                  1.63

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  Module Name: pkgsrc
  Committed By: nia
  Date: Wed Jan 13 09:38:02 UTC 2021

  Modified Files:
  pkgsrc/multimedia/ffmpeg3: Makefile

  Log Message:
  ffmpeg3: Fix executable name in NOT_PAX_MPROTECT...

(bsiegert)