Merge pull request opencv#26155 from mshabunin:dnn-dispatch

dnn: use dispatching for Winograd optimizations

Author: asmorkalov

modules/dnn/CMakeLists.txt

@@ -8,7 +8,7 @@ ocv_add_dispatched_file_force_all("layers/layers_common" AVX AVX2 AVX512_SKX RVV
 ocv_add_dispatched_file_force_all("int8layers/layers_common" AVX2 AVX512_SKX RVV LASX)
 ocv_add_dispatched_file_force_all("layers/cpu_kernels/conv_block" AVX AVX2 NEON NEON_FP16)
 ocv_add_dispatched_file_force_all("layers/cpu_kernels/conv_depthwise" AVX AVX2 RVV LASX)
-ocv_add_dispatched_file_force_all("layers/cpu_kernels/conv_winograd_f63" AVX AVX2 NEON_FP16)
+ocv_add_dispatched_file("layers/cpu_kernels/conv_winograd_f63" AVX AVX2 NEON NEON_FP16)
 ocv_add_dispatched_file_force_all("layers/cpu_kernels/fast_gemm_kernels" AVX AVX2 NEON LASX)
 
 ocv_add_module(dnn opencv_core opencv_imgproc WRAP python java objc js)