don't print rf resource indication messages, they clutter up the logs

diff --git a/src/abis_rsl.c b/src/abis_rsl.c
index 9b3d24f..e9489c4 100644
--- a/src/abis_rsl.c
+++ b/src/abis_rsl.c
@@ -757,7 +757,7 @@
 		break;
 	case RSL_MT_RF_RES_IND:
 		/* interference on idle channels of TRX */
-		DEBUGP(DRSL, "TRX: RF Interference Indication\n");
+		//DEBUGP(DRSL, "TRX: RF Interference Indication\n");
 		break;
 	case RSL_MT_OVERLOAD:
 		/* indicate CCCH / ACCH / processor overload */