[automerger skipped] Remove bit32 from lua libraries as this is being deprecated in 5.3 and removed in lua 5.4 am: c71e760765 am: e462b10852 -s ours am: 5f15f549a5 -s ours am: 9f10b47bd0 -s ours

am skip reason: Change-Id I3772f149527cb6aca037956ac84e97acdcafcdee with SHA-1 86435cb397 is in history

Original change: https://android-review.googlesource.com/c/platform/external/libtextclassifier/+/1393316

Change-Id: I26c8813744275b42d9b1bdc98e3165928645e2ee