COMPMID-886 Don't use LWS hints by default for GPU post Mali-G72

Change-Id: I64cb2d7f9513d69aebd9307a803b1b2c9c0e04c3
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/121929
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/CL/ICLKernel.h b/arm_compute/core/CL/ICLKernel.h
index e660ae5..f331df2 100644
--- a/arm_compute/core/CL/ICLKernel.h
+++ b/arm_compute/core/CL/ICLKernel.h
@@ -287,7 +287,7 @@
  * @param[in,out] queue    OpenCL command queue.
  * @param[in]     kernel   Kernel to enqueue
  * @param[in]     window   Window the kernel has to process.
- * @param[in]     lws_hint Local workgroup size requested, by default (128,1).
+ * @param[in]     lws_hint Local workgroup size requested. Default is based on the device target.
  *
  * @note If any dimension of the lws is greater than the global workgroup size then no lws will be passed.
  */