Updating versioning for package managers and whatnot

• App metainfo: extra/linux/dev.lapce.lapce.metainfo.xml
• macOS plist (CFBundleShortVersionString): extra/macos/Lapce.app/Contents/Info.plist
• Rust: Cargo.toml
• Obviously changelog: CHANGELOG.md
• RPM spec: lapce.spec
• Windows wix spec (<Product [...] Version=X.X.X>): extra/windows/wix/lapce.wxs