Upgrade structlog to 16.1.0
Upgrade structlog to 16.1.0

alex/warehouse,karan/warehouse,dstufft/warehouse,dstufft/warehouse,wlonk/warehouse,alex/warehouse,alex/warehouse,pypa/warehouse,wlonk/warehouse,karan/warehouse,pypa/warehouse,karan/warehouse,alex/warehouse,pypa/warehouse,dstufft/warehouse,karan/warehouse,pypa/warehouse,alex/warehouse,karan/warehouse,wlonk/warehouse,dstufft/warehouse