Update flatpak openexr version
Not need to check for <3 since gimp can use the 3 version (Windows build already use it with no issue) although openexr plug-in need some love since many feature are not implemented.
Edited by lillolollo
Not need to check for <3 since gimp can use the 3 version (Windows build already use it with no issue) although openexr plug-in need some love since many feature are not implemented.