HO: Add handover decision debugging category

Change-Id: Iaf99d4e9ae08c38bf364dbb37d42098f976f6b8c
diff --git a/include/osmocom/bsc/debug.h b/include/osmocom/bsc/debug.h
index 65e197d..131ae8a 100644
--- a/include/osmocom/bsc/debug.h
+++ b/include/osmocom/bsc/debug.h
@@ -21,6 +21,7 @@
 	DMSC,
 	DMGCP,
 	DHO,
+	DHODEC,
 	DDB,
 	DREF,
 	DGPRS,