COMPMID-2281: Implement REDUCE_MIN operator for CL

Change-Id: I60fd3affad0ab5a2f1cef18aaa46dc2dc448caeb
Signed-off-by: Usama Arif <usama.arif@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1194
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/CL/ReductionOperation.cpp b/tests/validation/CL/ReductionOperation.cpp
index 79308c8..8fc2911 100644
--- a/tests/validation/CL/ReductionOperation.cpp
+++ b/tests/validation/CL/ReductionOperation.cpp
@@ -51,7 +51,9 @@
 const auto ReductionOperations = framework::dataset::make("ReductionOperation",
 {
     ReductionOperation::SUM,
-    ReductionOperation::PROD
+    ReductionOperation::PROD,
+    ReductionOperation::MIN,
+
 });
 
 } // namespace