archive/zip: fix imports block of biggestZipBytes generator
archive/zip: fix imports block of biggestZipBytes generator

Fixes #45529

Change-Id: I4d64c40aa6733b783dc4066e222f17abeb7ad413
Reviewed-on: https://go-review.googlesource.com/c/go/+/309357
Reviewed-by: Joe Tsai <7277d7402195d5c2006c89f45718cf82bb3e527f@gmail.com>
Trust: Joe Tsai <7277d7402195d5c2006c89f45718cf82bb3e527f@gmail.com>
Trust: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
Run-TryBot: Joe Tsai <7277d7402195d5c2006c89f45718cf82bb3e527f@gmail.com>
TryBot-Result: Go Bot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>

golang/go,cloudflare/go,golang/go,CAFxX/go,cloudflare/go,nawawi/go,cloudflare/go,nawawi/go,CAFxX/go,CAFxX/go,CAFxX/go,CAFxX/go,cloudflare/go,cloudflare/go,CAFxX/go,golang/go,cloudflare/go,cloudflare/go,golang/go,cloudflare/go,nawawi/go,CAFxX/go,golang/go,nawawi/go,golang/go,nawawi/go,CAFxX/go,golang/go,golang/go,nawawi/go,nawawi/go,nawawi/go