Bump bcrypt from 0.15.1 to 0.16.0 in /src/_bcrypt #1433

Job	Run time
Python 3.7 on win32	1m 49s
Python 3.13 on win32	4m 16s
py312 on alpine	1m 4s
Python 3.7 on macos-13	1m 24s
py312 on alpine:aarch64	1m 21s
pep8,packaging on linux, Rust stable	1m 14s
Python 3.13 on macos-13	1m 4s
py312 on ubuntu-rolling:aarch64	44s
mypy on linux, Rust stable	1m 0s
Python 3.13 on macos-latest	49s
Python 3.7 on win64	3m 48s
py37 on linux, Rust stable	42s
Python 3.13 on win64	3m 1s
py38 on linux, Rust stable	46s
py39 on linux, Rust stable	1m 11s
py310 on linux, Rust stable	46s
py311 on linux, Rust stable	44s
py312 on linux, Rust stable	45s
py313 on linux, Rust stable	57s
pypy3 on linux, Rust stable	52s
pypy3 on linux, Rust stable	1m 1s
py313 on linux, Rust 1.64.0	2m 35s
py313 on linux, Rust beta	1m 9s
py313 on linux, Rust nightly	1m 7s
all-green	4s
	34m 13s

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