Packaging: Updated packages to 0.1.0

[clorteau]

• Updated packages to 0.1.0 (closes: 'prasmoid init' using snap version fails with error 'no supported package manager found: map[apt:apt dnf:dnf nix-env:nix pacman:pacman]' #16)
• Unlinked flat package as the listing on the store was denied

[Copilot]

Pull Request Overview

Updates package version from 0.0.4 to 0.1.0 across all distribution formats and removes Flatpak packaging option due to store listing denial.

• Version bump to 0.1.0 across all package formats (snap, rpm, deb, aur)
• Updated checksums and URLs to match new release
• Removed Flatpak section from README documentation

Reviewed Changes

Copilot reviewed 14 out of 20 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
pkg/snap/snapcraft.yaml	Version bump and metadata additions with new contact/source information
pkg/snap/io.github.prassamin.prasmoid.metainfo.xml	Added new release entry for v0.1.0
pkg/snap/BUILD	Updated upload command reference to new version
pkg/rpm/prasmoid.spec	Version update and dependency cleanup
pkg/rpm/BUILD	Updated build commands for new version
pkg/rpm/.gitignore	Simplified gitignore pattern
pkg/deb/prasmoid_0.1.0-1.dsc	Version and checksum updates
pkg/deb/prasmoid/debian/changelog	Added changelog entry for v0.1.0
pkg/deb/BUILD	Updated build command for new version
pkg/aur/PKGBUILD	Version bump and checksum update
pkg/aur/BUILD	Added automatic checksum update step
pkg/aur/.gitignore	Added build directory exclusion
pkg/aur/.SRCINFO	New SRCINFO file for v0.1.0
README.md	Updated package links and removed Flatpak section

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