INSTALL: Sort distributions alphabetically

INSTALL.md

@@ -16,26 +16,10 @@ pip3 install mat2
 When [bubblewrap](https://github.com/projectatomic/bubblewrap) is
 installed, MAT2 uses it to sandbox any external processes it invokes.
 
-## Fedora
-
-Thanks to [atenart](https://ack.tf/), there is a package available on
-[Fedora's copr]( https://copr.fedorainfracloud.org/coprs/atenart/mat2/ ).
-
-We use copr (cool other packages repo) as the Mat2 Nautilus plugin depends on
-python3-nautilus, which isn't available yet in Fedora (but is distributed
-through this copr).
-
-First you need to enable Mat2's copr:
-
-```
-dnf -y copr enable atenart/mat2
-```
-
-Then you can install both the Mat2 command and Nautilus extension:
+## Arch Linux
 
-```
-dnf -y install mat2 mat2-nautilus
-```
+Thanks to [Francois_B](https://www.sciunto.org/), there is an package available on
+[Arch linux's AUR](https://aur.archlinux.org/packages/mat2/).
 
 ## Debian
 
@@ -66,10 +50,26 @@ $ cp ../nautilus/mat2.py ~/.local/share/nautilus-python/extensions/
 $ PYTHONPATH=/home/$USER/mat2 PYTHON=/usr/bin/python3 nautilus
 ```
 
-## Arch Linux
+## Fedora
 
-Thanks to [Francois_B](https://www.sciunto.org/), there is an package available on
-[Arch linux's AUR](https://aur.archlinux.org/packages/mat2/).
+Thanks to [atenart](https://ack.tf/), there is a package available on
+[Fedora's copr]( https://copr.fedorainfracloud.org/coprs/atenart/mat2/ ).
+
+We use copr (cool other packages repo) as the Mat2 Nautilus plugin depends on
+python3-nautilus, which isn't available yet in Fedora (but is distributed
+through this copr).
+
+First you need to enable Mat2's copr:
+
+```
+dnf -y copr enable atenart/mat2
+```
+
+Then you can install both the Mat2 command and Nautilus extension:
+
+```
+dnf -y install mat2 mat2-nautilus
+```
 
 ## Gentoo