Fix cmake build.

Missing a ')' in test.cmake.

Change-Id: I9559692e6643f3c07f68ff67c6cf766d8f15c95c
diff --git a/test/test.cmake b/test/test.cmake
index d16c1dc..8d3ab70 100644
--- a/test/test.cmake
+++ b/test/test.cmake
@@ -105,6 +105,7 @@
           ${AOM_UNIT_TEST_COMMON_SOURCES}
           # TODO: not sure if this intrinsics or a wrapper calling intrin/asm.
           #"${AOM_ROOT}/test/filterintra_predictors_test.cc")
+          )
     endif ()
   endif ()