gsm0408: update bearer capability speech version

3GPP TS 24.008 specifies two new speech versions for half rate and
two new speech modes for full rate. This patch adds the relevant
constants to enum gsm48_bcap_speech_ver in gsm_04_08.h

Change-Id: Id2835384c855f924332d38f01c73bd1cfdb62549
diff --git a/include/osmocom/gsm/protocol/gsm_04_08.h b/include/osmocom/gsm/protocol/gsm_04_08.h
index fef23d8..604a5df 100644
--- a/include/osmocom/gsm/protocol/gsm_04_08.h
+++ b/include/osmocom/gsm/protocol/gsm_04_08.h
@@ -1620,13 +1620,18 @@
 	GSM48_BCAP_MT_AUTO_1	= 8,
 };
 
-/*! \brief GSM 04.08 Bearer Capability: Speech Version Indication */
+/*! \brief GSM 04.08 Bearer Capability: Speech Version Indication
+ *  (See also 3GPP TS 24.008, Table 10.5.103) */
 enum gsm48_bcap_speech_ver {
 	GSM48_BCAP_SV_FR	= 0,	/*!< GSM FR V1 (GSM FR) */
 	GSM48_BCAP_SV_HR	= 1,	/*!< GSM HR V1 (GSM HR) */
 	GSM48_BCAP_SV_EFR	= 2,	/*!< GSM FR V2 (GSM EFR) */
 	GSM48_BCAP_SV_AMR_F	= 4,	/*!< GSM FR V3 (FR AMR) */
 	GSM48_BCAP_SV_AMR_H	= 5,	/*!< GSM HR V3 (HR_AMR) */
+	GSM48_BCAP_SV_AMR_OFW	= 6,	/*!< GSM FR V4 (OFR AMR-WB) */
+	GSM48_BCAP_SV_AMR_OHW	= 7,	/*!< GSM HR V4 (OHR AMR-WB) */
+	GSM48_BCAP_SV_AMR_FW	= 8,	/*!< GSM FR V5 (FR AMR-WB) */
+	GSM48_BCAP_SV_AMR_OH	= 11,	/*!< GSM HR V6 (OHR AMR) */
 };
 
 #define GSM48_TMSI_LEN	5