tests: Fix the source file for the cprintftime test.

It was using the source file for the cprintftest unit test.

Change-Id: I534798e892ad55cef2f48be2ba9d732aa1993819
Reviewed-on: https://gem5-review.googlesource.com/6321
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
diff --git a/src/unittest/SConscript b/src/unittest/SConscript
index 156710d..305d7c2 100644
--- a/src/unittest/SConscript
+++ b/src/unittest/SConscript
@@ -34,7 +34,7 @@
 
 UnitTest('circlebuf', 'circlebuf.cc')
 UnitTest('cprintftest', 'cprintftest.cc')
-UnitTest('cprintftime', 'cprintftest.cc')
+UnitTest('cprintftime', 'cprintftime.cc')
 UnitTest('fbtest', 'fbtest.cc')
 UnitTest('initest', 'initest.cc')
 UnitTest('nmtest', 'nmtest.cc')