Add missing epsilon/dummy_precision function in NumTraits<Array>
Add missing epsilon/dummy_precision function in NumTraits<Array>

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