gsm/gsm48049.c: fix use of GNU 'missing =' extension in designator

Found by clang with enabled LTO (Link Time Optimization).

Change-Id: Ibda4600b4d23b93cf79ff13bb934dfc396aa7d93
diff --git a/src/gsm/gsm48049.c b/src/gsm/gsm48049.c
index 5e74356..3ab907c 100644
--- a/src/gsm/gsm48049.c
+++ b/src/gsm/gsm48049.c
@@ -95,7 +95,7 @@
 		[CBSP_IEI_RR_LOADING_LIST] =		{ TLV_TYPE_TL16V },
 		[CBSP_IEI_CAUSE] =			{ TLV_TYPE_TV },
 		[CBSP_IEI_DCS] =			{ TLV_TYPE_TV },
-		[CBSP_IEI_RECOVERY_IND]			{ TLV_TYPE_TV },
+		[CBSP_IEI_RECOVERY_IND] =		{ TLV_TYPE_TV },
 		[CBSP_IEI_MSG_ID] =			{ TLV_TYPE_FIXED, 2 },
 		[CBSP_IEI_EMERG_IND] =			{ TLV_TYPE_TV },
 		[CBSP_IEI_WARN_TYPE] =			{ TLV_TYPE_FIXED, 2 },