Build

Update c2pa to 0.78.6 #1278

Job	Run time
Read C2PA version	3s
Check code format	15s
Unit tests for developer setup (Windows)	0s
sdist	0s
Build Windows wheel	0s
Build macOS wheels	0s
Test macOS built wheels	0s
Build Linux wheel	0s
Test Windows built wheel	0s
Unit tests for developer setup (Unix)	0s
Test Linux built wheel	0s
Release	0s
	18s

Provide feedback