remove a newly introduced redundant typedef - sorry.
remove a newly introduced redundant typedef - sorry.

ritsu1228/eigen,toastedcrumpets/eigen,ritsu1228/eigen,Zefz/eigen,TSC21/Eigen,Zefz/eigen,Zefz/eigen,Zefz/eigen,toastedcrumpets/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,TSC21/Eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,TSC21/Eigen,ritsu1228/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,ritsu1228/eigen,toastedcrumpets/eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,toastedcrumpets/eigen,ritsu1228/eigen,TSC21/Eigen