huge refactor for high RewritePatterns usage and less ad-hoc cpp code

remove Spatial many ops in favor of tensor ops like in pim

src/PIM/Compiler/PimBatchEmission.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "llvm/ADT/STLFunctionalExtras.h"
+
+#include "src/Accelerators/PIM/Dialect/Pim/PimOps.hpp"
+
+namespace onnx_mlir {
+
+mlir::LogicalResult withScalarCoreFromBatchLane(pim::PimCoreBatchOp coreBatchOp,
+                                                unsigned lane,
+                                                llvm::function_ref<mlir::LogicalResult(pim::PimCoreOp)> callback);
+
+} // namespace onnx_mlir