Removed padding from conv and pool

MR that comes with aidge_core!11 (merged).

include/aidge/backend/cpu/operator/AvgPoolingImpl_forward_kernels.hpp

@@ -43,11 +43,11 @@ void AvgPoolingImpl2D_cpu_forward_kernel(const AvgPooling_Op<2>::Attrs &attrs,
 
     // output H size
     const std::size_t oxSize =
-            static_cast<std::size_t>(std::floor(static_cast<float>(dims[2] + std::get<2>(attrs)[0] + std::get<2>(attrs)[2] - std::get<1>(attrs)[0] + std::get<0>(attrs)[0]) /
+            static_cast<std::size_t>(std::floor(static_cast<float>(dims[2] - std::get<1>(attrs)[0] + std::get<0>(attrs)[0]) /
                                 static_cast<float>(std::get<0>(attrs)[0])));
     // output W size
     const std::size_t oySize =
-            static_cast<std::size_t>(std::floor(static_cast<float>(dims[3] + std::get<2>(attrs)[1] + std::get<2>(attrs)[3] - std::get<1>(attrs)[1] + std::get<0>(attrs)[1])/
+            static_cast<std::size_t>(std::floor(static_cast<float>(dims[3] - std::get<1>(attrs)[1] + std::get<0>(attrs)[1]) /
                                 static_cast<float>(std::get<0>(attrs)[1])));
 
     // TODO: kernel computation
@@ -61,11 +61,11 @@ void AvgPoolingImpl2D_cpu_forward_kernel(const AvgPooling_Op<2>::Attrs &attrs,
             const std::size_t oIndex = (ch + batch*dims[1]) * oxSize * oySize;
             const std::size_t iIndex = (ch + batch*dims[1]) * dims[2] * dims[3];
             for (std::size_t ox = 0; ox < oxSize; ++ox) {
-                const signedsize difx = static_cast<signedsize>(std::get<2>(attrs)[0] - ox * std::get<0>(attrs)[0]);
+                const signedsize difx = static_cast<signedsize>(- ox * std::get<0>(attrs)[0]);
                 const std::size_t sxMin = static_cast<std::size_t>(std::max(difx, signedsize(0)));
                 const std::size_t sxMax = (static_cast<signedsize>(dims[2]) + difx) < 0 ? 0 : ((dims[2] + difx) > std::get<1>(attrs)[0] ? std::get<1>(attrs)[0] : dims[2] + difx);
                 for (std::size_t oy = 0; oy < oySize; ++oy) {
-                    const signedsize dify = static_cast<signedsize>(std::get<2>(attrs)[1] - oy * std::get<0>(attrs)[1]);
+                    const signedsize dify = static_cast<signedsize>(- oy * std::get<0>(attrs)[1]);
                     const std::size_t syMin = static_cast<std::size_t>(std::max(dify, signedsize(0)));
                     const std::size_t syMax = (static_cast<signedsize>(dims[3]) + dify) < 0 ? 0 : ((dims[3] + dify) > std::get<1>(attrs)[1] ? std::get<1>(attrs)[1] : dims[3] + dify);
                     const std::size_t oIndexFull = oIndex + ox*oySize + oy;