Regression tests: run.py should not block on user input if used for CI.

test/regression/run.py

@@ -258,6 +258,5 @@ def run_test():
 # -------------------------------------------------------------------------------
 if __name__ == "__main__":
     run_test()
-    input("Press any key to continue ...")
 
 # vim: ai ts=4 sts=4 et sw=4