Fix f16 matmul interface
- Move lhs_stride position in the list of input arguments
- Add dst_stride_col in the list of input arguments
- Add the interface header file
Signed-off-by: Gian Marco Iodice gianmarco.iodice@arm.com
Signed-off-by: Gian Marco Iodice gianmarco.iodice@arm.com