Update GSM0808_LCLS enums

Add values indicating that LCLS control/config/status value has not been
received yet.

Change-Id: I52dc6a52f5ee043ed2c1625ffecfd495e3c746b1
Related: OS#2487
diff --git a/src/gsm/gsm0808.c b/src/gsm/gsm0808.c
index 791ebc2..c413688 100644
--- a/src/gsm/gsm0808.c
+++ b/src/gsm/gsm0808.c
@@ -1307,6 +1307,7 @@
 	  "Connect both-way, bi-cast UL to CN, send access DL from CN" },
 	{ GSM0808_LCLS_CFG_BOTH_WAY_AND_BICAST_UL_SEND_DL_BLOCK_LOCAL_DL,
 	  "Connect both-way, bi-cast UL to CN, send access DL from CN, block local DL" },
+	{ GSM0808_LCLS_CFG_NA, "Not available" },
 	{ 0, NULL }
 };
 
@@ -1316,6 +1317,7 @@
 	{ GSM0808_LCLS_CSC_RELEASE_LCLS,			"Release LCLS" },
 	{ GSM0808_LCLS_CSC_BICAST_UL_AT_HANDOVER,		"Bi-cast UL at Handover" },
 	{ GSM0808_LCLS_CSC_BICAST_UL_AND_RECV_DL_AT_HANDOVER,	"Bi-cast UL and receive DL at Handover" },
+	{ GSM0808_LCLS_CSC_NA,					"Not available" },
 	{ 0, NULL }
 };
 
@@ -1325,6 +1327,7 @@
 	{ GSM0808_LCLS_STS_NO_LONGER_LS,	"Call is no longer locally switched" },
 	{ GSM0808_LCLS_STS_REQ_LCLS_NOT_SUPP,	"Requested LCLS configuration is not supported" },
 	{ GSM0808_LCLS_STS_LOCALLY_SWITCHED,	"Call is locally switched with requested LCLS config" },
+	{ GSM0808_LCLS_STS_NA,			"Not available" },
 	{ 0, NULL }
 };