emulators/amiberry: update to 8.3.0

Fixed armv7 build failures
Fixed linking issues
Fixed WITH_OPTIMISE option
added support for QEMU UAE PPC Plugin

Changelog: https://github.com/BlitterStudio/amiberry/releases/tag/v8.3.0

Signed-off-by: polyduekes <polyduekes@proton.me>
PR: 298601