gsm: lapdm.c: Add missing new line char in notice log string

Change-Id: I92c78ea01570dc1f4be11b113c07f0aa3b342c8f
diff --git a/src/gsm/lapdm.c b/src/gsm/lapdm.c
index 3a6fc5b..ba9b3df 100644
--- a/src/gsm/lapdm.c
+++ b/src/gsm/lapdm.c
@@ -709,7 +709,7 @@
 		memcpy(&mctx.dl->mctx, &mctx, sizeof(mctx.dl->mctx));
 		rc =lapdm_rx_not_permitted(le, &lctx);
 		if (rc > 0) {
-			LOGP(DLLAPD, LOGL_NOTICE, "received message not permitted");
+			LOGP(DLLAPD, LOGL_NOTICE, "received message not permitted\n");
 			msgb_free(msg);
 			rsl_rll_error(rc, &mctx);
 			return -EINVAL;