feat: Add group flag to mr list command (profclems#931)

* feat: Add group flag to mr list command

This adds a flag for listing groups mrs. This works only for groups in
authenticated repos. This is acceptable since mr list only works on
authenticated repos too.

Issue profclems#909

* feat: Add group flag for issue listing

Issue profclems#909

fix debian packaging installer location

Closes profclems#847 and profclems#846

Merge pull request profclems#845 from addshore/mwcli-modifications

feat: allow reuse of glab in other CLI contexts

Merge pull request profclems#817 from profclems/goreleaser-fix

goreleaser: fix nfpms install dir to use /usr/bin

Merge pull request profclems#813 from profclems/config-fix

internal/config: migrate local config to `.git/glab-cli`

docs(update): v1.19.0

Merge pull request profclems#763 from jume-dev/trunk

ci/action: fix release workflow

Merge pull request profclems#718 from profclems/git-credential-manager

feat: git-credential store hack

Merge pull request profclems#653 from profclems/fix-docs

Fix wrong reference to --autofill instead of --fill in docs