bts_features: add feature BTS_FEAT_ACCH_REP

Change-Id: Ib4d1d8d8a1a1d58bc320a1c0eff2d52100267f09
Related: SYS#5114, OS#4796, OS#4794, OS#4795
diff --git a/include/osmocom/gsm/bts_features.h b/include/osmocom/gsm/bts_features.h
index 341ba40..98e6c7b 100644
--- a/include/osmocom/gsm/bts_features.h
+++ b/include/osmocom/gsm/bts_features.h
@@ -26,6 +26,7 @@
 	BTS_FEAT_ETWS_PN,
 	BTS_FEAT_PAGING_COORDINATION,	/* BTS hands CS paging to PCU/PACCH */
 	BTS_FEAT_IPV6_NSVC,
+	BTS_FEAT_ACCH_REP,
 	_NUM_BTS_FEAT
 };