Add `batches` options in the graph examples

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: Ib0442a25cb60793f530e1cff5e2aaf167d4a6950
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5812
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/utils/CommonGraphOptions.h b/utils/CommonGraphOptions.h
index f2cbd48..afdb78b 100644
--- a/utils/CommonGraphOptions.h
+++ b/utils/CommonGraphOptions.h
@@ -94,6 +94,7 @@
 {
     bool                             help{ false };
     int                              threads{ 0 };
+    int                              batches{ 1 };
     arm_compute::graph::Target       target{ arm_compute::graph::Target::NEON };
     arm_compute::DataType            data_type{ DataType::F32 };
     arm_compute::DataLayout          data_layout{ DataLayout::NHWC };
@@ -151,6 +152,7 @@
 
     ToggleOption                           *help;             /**< Show help option */
     SimpleOption<int>                      *threads;          /**< Number of threads option */
+    SimpleOption<int>                      *batches;          /**< Number of batches */
     EnumOption<arm_compute::graph::Target> *target;           /**< Graph execution target */
     EnumOption<arm_compute::DataType>      *data_type;        /**< Graph data type */
     EnumOption<arm_compute::DataLayout>    *data_layout;      /**< Graph data layout */