rename CELL_IDENT_LAI_AND_LAC to CELL_IDENT_LAI

The name "LAI AND LAC" makes no sense because a LAC
is part of a LAI. Keep the old name available for
API backwards compatibility.

Change-Id: I2749cf75b7b45de0cd43cf4c696a6b6984f5a065
Related: OS#3124

include/osmocom/gsm/protocol/gsm_08_08.h

@@ -18,14 +18,15 @@ enum CELL_IDENT {
 	CELL_IDENT_LAC_AND_CI		= 1,
 	CELL_IDENT_CI			= 2,
 	CELL_IDENT_NO_CELL		= 3,
-	CELL_IDENT_LAI_AND_LAC		= 4,
+	CELL_IDENT_LAI			= 4,
 	CELL_IDENT_LAC			= 5,
 	CELL_IDENT_BSS			= 6,
 	CELL_IDENT_UTRAN_PLMN_LAC_RNC	= 8,
 	CELL_IDENT_UTRAN_RNC		= 9,
 	CELL_IDENT_UTRAN_LAC_RNC	= 10,
 };
-
+/* Keep this misnamed CELL_IDENT for API backwards compatibility (see OS#3124). */
+#define CELL_IDENT_LAI_AND_LAC CELL_IDENT_LAI
 
 /* GSM 08.06 § 6.3 */
 enum BSSAP_MSG_TYPE {