docs: Edit FEATURE.yaml files so they can be published

Type: docs
Signed-off-by: John DeNisco <jdenisco@cisco.com>
Change-Id: I7280e5c5ad10a66c0787a5282291a2ef000bff5f
diff --git a/src/vnet/mpls/FEATURE.yaml b/src/vnet/mpls/FEATURE.yaml
index 89c4589..c036751 100644
--- a/src/vnet/mpls/FEATURE.yaml
+++ b/src/vnet/mpls/FEATURE.yaml
@@ -5,6 +5,6 @@
   - Label imposition/disposition - pipe and uniform mode
   - Tunnels - unidirectional
 
-description: "MPLS"
+description: "An implementation of Multi-Protocol Label Switching (MPLS)"
 state: production
 properties: [API, CLI, MULTITHREAD]