Revert "Specify the squashfs-only in the lorax_options"

This is causing rawhide failures and @bkhomuts is working on it

https://pagure.io/pungi-fedora/pull-request/871#comment-129206

This reverts commit 98aa497267.

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
      }
   })
 ]