gmailieer: 0.6 -> 0.9 (#42506)

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/gmailieer/versions.

These checks were done:

- built on NixOS
- /nix/store/lxb0r3f9b3x3ciwwrlgryiw9x7mva5zd-gmailieer-0.9/bin/.gmi-wrapped passed the binary check.
- /nix/store/lxb0r3f9b3x3ciwwrlgryiw9x7mva5zd-gmailieer-0.9/bin/gmi passed the binary check.
- 2 of 2 passed binary check by having a zero exit code.
- 0 of 2 passed binary check by having the new version present in output.
- found 0.9 with grep in /nix/store/lxb0r3f9b3x3ciwwrlgryiw9x7mva5zd-gmailieer-0.9
- directory tree listing: https://gist.github.com/fbddf9ea6ad63fe7033a867a1d9f7c43
- du listing: https://gist.github.com/53e43ad67f9d4f480369c2c29949134c