[MLIR] Remove dependency on IR for Simplex

[Groverkss]

Summary

This patch removes unnecessary dependency on IR for Simplex. This patch allows
users to use Presburger library without depending on MLIRIR.

mlir/include/mlir/Analysis/Presburger/Simplex.h

 //===----------------------------------------------------------------------===//
 
 #ifndef MLIR_ANALYSIS_PRESBURGER_SIMPLEX_H
 #define MLIR_ANALYSIS_PRESBURGER_SIMPLEX_H
 
 #include "mlir/Analysis/Presburger/Fraction.h"
 #include "mlir/Analysis/Presburger/IntegerPolyhedron.h"
 #include "mlir/Analysis/Presburger/Matrix.h"
-#include "mlir/IR/Location.h"
 #include "mlir/Support/LogicalResult.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/Optional.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/StringSaver.h"
 #include "llvm/Support/raw_ostream.h"
 
 namespace mlir {

mlir/lib/Analysis/Presburger/CMakeLists.txt

 add_mlir_library(MLIRPresburger
   IntegerPolyhedron.cpp
   LinearTransform.cpp
   Matrix.cpp
   Simplex.cpp
   Utils.cpp
 
-  DEPENDS
-  MLIRBuiltinLocationAttributesIncGen
-
   LINK_LIBS PUBLIC
-  MLIRIR
   MLIRSupport
   )