misc: Once again go from "On Waves" to "On-Waves"..

Try to get the company name of our sponsor right...
diff --git a/openbsc/src/bsc_api.c b/openbsc/src/bsc_api.c
index c478142..21d0ae7 100644
--- a/openbsc/src/bsc_api.c
+++ b/openbsc/src/bsc_api.c
@@ -1,7 +1,7 @@
 /* GSM 08.08 like API for OpenBSC. The bridge from MSC to BSC */
 
 /* (C) 2010 by Holger Hans Peter Freyther
- * (C) 2010 by On Waves
+ * (C) 2010 by On-Waves
  * (C) 2009 by Harald Welte <laforge@gnumonks.org>
  *
  * All Rights Reserved