copyright: fix typo: sysmocom s/s.m.f.c./s.f.m.c./ GmbH

Change-Id: I81687235fedcbbb686db7def59318e891e00ced7
diff --git a/src/libmsc/mncc_call.c b/src/libmsc/mncc_call.c
index 1cf0c3d..557f2d7 100644
--- a/src/libmsc/mncc_call.c
+++ b/src/libmsc/mncc_call.c
@@ -2,7 +2,7 @@
 /* At the time of writing, this is only used for inter-MSC handover: forward a voice stream to a remote MSC.
  * Maybe it makes sense to also use it for all "normal" external call management at some point. */
 /*
- * (C) 2019 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2019 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  * All Rights Reserved
  *
  * SPDX-License-Identifier: AGPL-3.0+