systemc: When resetting a process, clear suspended ready.

When resetting a process which is ready pending coming out of suspend,
clear that state since the process is about to run in service of the
reset.

Change-Id: Iade3ec4b2f3eadd372cce456dca66850d37ed5fd
Reviewed-on: https://gem5-review.googlesource.com/c/13316
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
diff --git a/src/systemc/core/process.cc b/src/systemc/core/process.cc
index 7d21960..9f47bf9 100644
--- a/src/systemc/core/process.cc
+++ b/src/systemc/core/process.cc
@@ -183,6 +183,8 @@
     if (_isUnwinding)
         return;
 
+    // Clear suspended ready since we're about to run regardless.
+    _suspendedReady = false;
 
     _resetEvent.notify();