made changes to get-started landing page

source/clear-linux/get-started/get-started.rst

@@ -10,27 +10,20 @@ from bare metal to a live image.
 Pre-install
 ***********
 
-* :ref:`system-requirements` 
-* :ref:`compatibility-check`
-* :ref:`bootable-usb` 
+.. toctree::
+   :maxdepth: 2
+
+   compatibility-check
+   bootable-usb/bootable-usb
 
 Install |CL| 
 ************
 
-* :ref:`bare-metal-install` 
-* :ref:`bare-metal-manual-install`
-* :ref:`virtual-machine-install`
-* :ref:`live-image`
-
-
 .. toctree::
    :maxdepth: 2
-   :hidden:
 
    bare-metal-install/bare-metal-install
    bare-metal-manual-install/bare-metal-manual-install
-   cgdisk-manual-install/cgdisk-manual-install
    virtual-machine-install/virtual-machine-install
-   live-image
-   compatibility-check
-   bootable-usb/bootable-usb
+   cgdisk-manual-install/cgdisk-manual-install
+   live-image