2.0.21
trivial: Update the plugin README GUID sections to reflect reality
Simplify the quirk file format
ep963x: Move some constants to rust format
trivial: Do not use 'FuDevice *self' when defining a derived GObject
Remove the duplicate (and legally pointless) '(C)' from copyright lines
Split FuFirmwareParseFlags from FwupdInstallFlags
Only add the USB subsystem when actually needed
ep963x: Use the correct plugin GType name
trivial: simplify meson subdir_done() usage