docs: point to new nixos wiki (#1384)

This commit updates the the link from the former, unofficial nixos wiki
page to the new https://wiki.nixos.org
ref: NixOS/foundation#113

docs/compatibility.md

@@ -62,7 +62,7 @@ Distrobox has been successfully tested on:
 | Gentoo | | To setup rootless podman, look [HERE](https://wiki.gentoo.org/wiki/Podman) |
 | KDE neon | | `distrobox` is available in default repo |
 | Manjaro | | To setup rootless podman, look [HERE](https://wiki.archlinux.org/title/Podman) |
-| NixOS | 21.11 | Make sure to mind your executable paths. Sometimes a container will not have nix paths, and sometimes it will not have its own paths. <br> Distrobox is available in Nixpkg collection (thanks [AtilaSaraiva](https://github.com/AtilaSaraiva)!)< <br> To setup Docker, look [HERE](https://nixos.wiki/wiki/Docker) <br> To setup Podman, look [HERE](https://nixos.wiki/wiki/Podman) and [HERE](https://gist.github.com/adisbladis/187204cb772800489ee3dac4acdd9947) |
+| NixOS | 21.11 | Make sure to mind your executable paths. Sometimes a container will not have nix paths, and sometimes it will not have its own paths. <br> Distrobox is available in Nixpkg collection (thanks [AtilaSaraiva](https://github.com/AtilaSaraiva)!)< <br> To setup Docker, look [HERE](https://wiki.nixos.org/wiki/Docker) <br> To setup Podman, look [HERE](https://wiki.nixos.org/wiki/Podman) and [HERE](https://gist.github.com/adisbladis/187204cb772800489ee3dac4acdd9947) |
 | openSUSE | Leap 15.4 <br> Leap 15.3 <br> Leap 15.2 | Packages are available [here](https://software.opensuse.org/download/package?package=distrobox&project=home%3Adfaggioli%3Amicroos-desktop) (thanks [dfaggioli](https://github.com/dfaggioli)!).<br> To install on openSUSE Leap 15, Use the following repository links in the `zypper addrepo` command: [15.4](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/15.4/home:dfaggioli:microos-desktop.repo), [15.3](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/15.3/home:dfaggioli:microos-desktop.repo), [15.2](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/15.2/home:dfaggioli:microos-desktop.repo). Then: <br> `zypper refresh && zypper install distrobox`. <br> `Podman` under SUSE Leap, cannot initialize correctly the containers managed by ``distrobox`` until [this openSUSE bug](https://bugzilla.opensuse.org/show_bug.cgi?id=1199871) is fixed, or ``podman`` logging is configured properly. |
 | openSUSE | Tumbleweed <br> MicroOS | `distrobox` is available in default repos (thanks [dfaggioli](https://github.com/dfaggioli)!) <br> For Tumbleweed, do: `zypper install distrobox`. <br> For MicroOS, **distrobox is installed by default**. |
 | SUSE Linux Enterprise Server | 15&nbsp;Service&nbsp;Pack&nbsp;4 <br> 15&nbsp;Service&nbsp;Pack&nbsp;3 <br> 15&nbsp;Service&nbsp;Pack&nbsp;2 | Same procedure as the one for openSUSE (Leap, respective versions, of course). Use the following repository links in the `zypper addrepo` command: [SLE-15-SP4](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/15.4/home:dfaggioli:microos-desktop.repo), [SLE-15-SP3](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/15.3/home:dfaggioli:microos-desktop.repo), [SLE-15-SP4](https://download.opensuse.org/repositories/home:dfaggioli:microos-desktop/SLE_15_SP2/home:dfaggioli:microos-desktop.repo). Then: <br> `zypper refresh && zypper install distrobox`. <br> `Podman` under SUSE Leap, cannot initialize correctly the containers managed by ``distrobox`` until [this openSUSE bug](https://bugzilla.opensuse.org/show_bug.cgi?id=1199871) is fixed, or ``podman`` logging is configured properly. |