make the whitespace consistent

Author: dukecat0

source/guides/installing-using-linux-tools.rst

@@ -54,12 +54,12 @@ To install pip and wheel for the system Python, there are two options:
 
 1. Enable the `EPEL repository <https://fedoraproject.org/wiki/EPEL>`_ using
    `these instructions
-   <https://fedoraproject.org/wiki/EPEL#How_can_I_use_these_extra_packages.3F>`__. On
-   EPEL 6 and EPEL7, you can install pip like so:
+   <https://fedoraproject.org/wiki/EPEL#How_can_I_use_these_extra_packages.3F>`__. 
+   On EPEL 6 and EPEL 7, you can install pip like so:
 
-      .. code-block:: bash
+   .. code-block:: bash
 
-        sudo yum install python3-pip
+    sudo yum install python3-pip
 
 
   On EPEL 7 (but not EPEL 6), you can install wheel like so: