Merge #2132

2132: Update Cabal build instructions to include 'xz' when using yum package manager r=kevinhammond a=james-iohk

Without this, unpacking of cabal can fail.

Co-authored-by: James Browning <james.browning@iohk.io>

doc/getting-started/install.md

@@ -32,7 +32,7 @@ We need the following packages and tools on our Linux system to download the sou
 In Redhat, Fedora and Centos
 
     sudo yum update -y
-    sudo yum install git gcc gcc-c++ tmux gmp-devel make tar wget zlib-devel libtool autoconf -y
+    sudo yum install git gcc gcc-c++ tmux gmp-devel make tar xz wget zlib-devel libtool autoconf -y
     sudo yum install systemd-devel ncurses-devel ncurses-compat-libs -y
 
 For Debian/Ubuntu use the following instead: