COMPMID-2270: Implement POW operator for CL

Change-Id: Id14ecdc62439d90eb247bb75990d6593637cb42e
Signed-off-by: Usama Arif <usama.arif@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1129
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/utils/TypePrinter.h b/utils/TypePrinter.h
index 62edea3..2f9f8cb 100644
--- a/utils/TypePrinter.h
+++ b/utils/TypePrinter.h
@@ -1394,6 +1394,9 @@
         case ArithmeticOperation::SQUARED_DIFF:
             os << "SQUARED_DIFF";
             break;
+        case ArithmeticOperation::POWER:
+            os << "POWER";
+            break;
         default:
             ARM_COMPUTE_ERROR("NOT_SUPPORTED!");
     }