Fix typos in block-size testing code, and set peeling on k to 8.
Fix typos in block-size testing code, and set peeling on k to 8.

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