Build

chore: Update c2pa version to v0.81.0 #1333

Job	Run time
Read C2PA version	6s
Check code format	17s
Unit tests for developer setup (Windows)	1m 51s
Unit tests for developer setup (Unix) (ubuntu-latest)	52s
Unit tests for developer setup (Unix) (ubuntu-24.04-arm)	51s
Unit tests for developer setup (Unix) (macos-latest)	1m 12s
Build macOS wheels	-1s
Build Linux wheel	-1s
Test macOS built wheels	0s
Test Linux built wheel	0s
sdist	0s
Build Windows wheel	0s
Test Windows built wheel	0s
Release	0s
	5m 7s

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