[Linux] Sort arch dependencies

tasks/shell/arch_dependencies.sh

@@ -7,13 +7,6 @@ indirect_expand() {
 
 ESSENTIAL=(
 	"autoconf"
-	"lightdm-git"
-	"nss-mdns"
-	"openjdk8-src"
-	"spotify"
-	"udisks"
-	"xclip"
-    "autoconf"
 	"automake"
 	"avahi"
 	"copyq"
@@ -22,12 +15,15 @@ ESSENTIAL=(
 	"gnome-keyring"
 	"htop"
 	"jdk8-openjdk"
+	"lightdm-git"
 	"ncurses5-compat-libs"
 	"networkmanager-applet"
 	"notification-daemon"
 	"nss-mdns"
+	"nss-mdns"
 	"ntp"
 	"openjdk8-doc"
+	"openjdk8-src"
 	"pass"
 	"pasystray"
 	"pavucontrol"
@@ -39,9 +35,12 @@ ESSENTIAL=(
 	"rofi"
 	"rofi-pass"
 	"sparkleshare"
+	"spotify"
 	"termite"
 	"the_silver_searcher"
 	"udiskie"
+	"udisks"
+	"xclip"
 	"xorg-xrandr"
 	"xsettingsd-git"
 	"zsh"