sigProcLib: rename signalError type to SignalError.

Change-Id: I1a5ae6e87d4c69945053fdefec185d0fb1a26399
diff --git a/Transceiver52M/sigProcLib.h b/Transceiver52M/sigProcLib.h
index 211e1a9..7bdbde8 100644
--- a/Transceiver52M/sigProcLib.h
+++ b/Transceiver52M/sigProcLib.h
@@ -42,7 +42,7 @@
   IDLE         ///< timeslot is an idle (or dummy) burst
 };
 
-enum signalError {
+enum SignalError {
   SIGERR_NONE,
   SIGERR_BOUNDS,
   SIGERR_CLIP,