COMPMID-415: Rename and move tests

The boost validation is now "standalone" in validation_old and builds as
arm_compute_validation_old. The new validation builds now as
arm_compute_validation.

Change-Id: Ib93ba848a25680ac60afb92b461d574a0757150d
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/86187
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/tests/validation/half.h b/tests/validation/half.h
index d8aa341..0ca620c 100644
--- a/tests/validation/half.h
+++ b/tests/validation/half.h
@@ -34,4 +34,5 @@
 #define HALF_ROUND_TIES_TO_EVEN 1
 
 #include "half/half.hpp"
+
 #endif /* __ARM_COMPUTE_TEST_HALF_H__ */