don't use Int in TestRecord

[vchuravy]

As observed in EnzymeAD/Enzyme.jl#2648

Error During Test at none:1
  Got exception outside of a @test
  On worker 2:
  InexactError: trunc(Int32, 2631746420)
  Stacktrace:
    [1] throw_inexacterror
      @ ./boot.jl:634
    [2] checked_trunc_sint
      @ ./boot.jl:656 [inlined]
    [3] toInt32
      @ ./boot.jl:693 [inlined]
    [4] Int32
      @ ./boot.jl:783 [inlined]
    [5] convert
      @ ./number.jl:7 [inlined]
    [6] TestRecord
      @ ~/.julia/packages/ParallelTestRunner/Ensh3/src/ParallelTestRunner.jl:68
    [7] inner
      @ ~/.julia/packages/ParallelTestRunner/Ensh3/src/ParallelTestRunner.jl:181
    [8] runtest
      @ ~/.julia/packages/ParallelTestRunner/Ensh3/src/ParallelTestRunner.jl:195