Revert "Specify the squashfs-only in the lorax_options"

This reverts commit 4c5ce9fb5d.

This is a one time thing to test it out. We will add it back once the
change is approved

Signed-off-by: Mohan Boddu <mboddu@bhujji.com>

fedora.conf

@@ -105,13 +105,11 @@ buildinstall_skip = [
 lorax_options = [
   ('^.*$', {
      'x86_64': {
-         'nomacboot': False,
-         'squashfs_only': True
+         'nomacboot': False
      },
      '*': {
          'noupgrade': True,
-         'rootfs_size': 3,
-         'squashfs_only': True
+         'rootfs_size': 3
      }
   })
 ]