Fixing javadoc groupings.

Change-Id: If35e06fb3889fd9895b3d3d1a1bf44740865dea8
diff --git a/docs/internal.xml b/docs/internal.xml
index de9c1c6..602479e 100644
--- a/docs/internal.xml
+++ b/docs/internal.xml
@@ -90,6 +90,10 @@
                             <packages>@internal-pcep</packages>
                         </group>
                         <group>
+                            <title>BGP-LS Providers</title>
+                            <packages>@internal-bgpls</packages>
+                        </group>
+                        <group>
                             <title>Other Providers</title>
                             <packages>@internal-providers</packages>
                         </group>