COMPMID-765: Fix incorrect comma position in DepthwiseConv cl kernel.

Change-Id: Ica047a92d3ab199ffc65a512b9ba10e865639dfe
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/121806
Reviewed-by: Les Bell <les.bell@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/src/core/CL/cl_kernels/depthwise_convolution_quantized.cl b/src/core/CL/cl_kernels/depthwise_convolution_quantized.cl
index b2527a4..40538a1 100644
--- a/src/core/CL/cl_kernels/depthwise_convolution_quantized.cl
+++ b/src/core/CL/cl_kernels/depthwise_convolution_quantized.cl
@@ -97,8 +97,9 @@
 __kernel void depthwise_convolution_3x3_quantized(
     TENSOR3D_DECLARATION(src),
     TENSOR3D_DECLARATION(dst),
-    TENSOR3D_DECLARATION(weights),
+    TENSOR3D_DECLARATION(weights)
 #if defined(HAS_BIAS)
+    ,
     VECTOR_DECLARATION(biases)
 #endif //defined(HAS_BIAS)
 )