[gnome-continuous-yocto/gnomeostree-3.28-rocko] Drop old layers

[Emmanuele Bassi <ebassi src gnome org>]

commit 67b76c2f7d2af0d36c58b977165d3b7774628fb3
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sun Dec 17 00:08:26 2017 +0000

    Drop old layers
    
    The old ruby and yocto layers are not here any more.

 LAYERS |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/LAYERS b/LAYERS
index 6d1bbf4..6956c7e 100644
--- a/LAYERS
+++ b/LAYERS
@@ -1,9 +1,7 @@
 meta
-meta-yocto
 meta-yocto-bsp
 meta-oe/meta-oe
 meta-oe/meta-python
-meta-oe/meta-ruby
 meta-oe/meta-networking
 meta-oe/meta-filesystems
 meta-gnomeos