add specialized `reverse` implementation for `NTuple` (#50113)
This adds a specialized version of `reverse` for NTuple
using a simple constructor.
1.9:
```
julia> a = tuple(rand(Int, 256)...);
julia> @benchmark reverse($a)
BenchmarkTools.Trial: 7099 samples with 1 evaluation.
Range (min … max): 611.280 μs … 5.698 ms ┊ GC (min … max): 0.00% … 0.00%
Time (median): 670.392 μs ┊ GC (median): 0.00%
Time (mean ± σ): 700.950 μs ± 144.952 μs ┊ GC (mean ± σ): 1.37% ± 5.70%
▃▄██▇▆▆▆▆▄▂ ▂
▇███████████▇▇▆▄▇█▅▅▅▃▄▁▁▁▁▃▄▄▁▁▁▃▁▃▁▁▄▃▄▅▆▅▆▆▅▅▆▇▆▆▇▇▇█▇▆▇▇▆ █
611 μs Histogram: log(frequency) by time 1.33 ms <
Memory estimate: 794.42 KiB, allocs estimate: 33663.
```
This commit:
```
julia> @benchmark reverse($a)
BenchmarkTools.Trial: 10000 samples with 995 evaluations.
Range (min … max): 26.252 ns … 52.545 ns ┊ GC (min … max): 0.00% … 0.00%
Time (median): 26.285 ns ┊ GC (median): 0.00%
Time (mean ± σ): 26.578 ns ± 0.940 ns ┊ GC (mean ± σ): 0.00% ± 0.00%
█▆▂ ▁ ▁
████▆▅▆▅▄▄▄▂▃▄███▇▆▆▆▅▆▄▅▅▆█▇▆▄▅▆▆▅▆██▅▅▅▄▅▅▄▅▄▅▅▅▄▅▃▅▂▄▄██ █
26.3 ns Histogram: log(frequency) by time 30.2 ns <
Memory estimate: 0 bytes, allocs estimate: 0.
```
