doc: mention more binary download architectures
doc: mention more binary download architectures

Fixes #18207

Change-Id: Ibe85ab0acba7553b93603a31140b31bd9e4802cf
Reviewed-on: https://go-review.googlesource.com/34015
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

nawawi/go,josharian/go,golang/go,polyverse-security/go,akutz/go,CAFxX/go,suncycheng/go,ImJasonH/go,akutz/go,Cofyc/go,ImJasonH/go,polyverse-security/go,suncycheng/go,codestation/go,derekmarcotte/go,CAFxX/go,akutz/go,suncycheng/go,golang/go,cloudflare/go,golang/go,cloudflare/go,linux-on-ibm-z/go,Cofyc/go,derekmarcotte/go,cloudflare/go,nawawi/go,golang/go,vsekhar/elastic-go,linux-on-ibm-z/go,CAFxX/go,polyverse-security/go,golang/go,akutz/go,codestation/go,ImJasonH/go,josharian/go,vsekhar/elastic-go,akutz/go,polyverse-security/go,vsekhar/elastic-go,derekmarcotte/go,derekmarcotte/go,polyverse-security/go,ImJasonH/go,cloudflare/go,suncycheng/go,golang/go,codestation/go,codestation/go,derekmarcotte/go,suncycheng/go,cloudflare/go,golang/go,ImJasonH/go,linux-on-ibm-z/go,codestation/go,akutz/go,CAFxX/go,christopher-henderson/Go,nawawi/go,Cofyc/go,derekmarcotte/go,cloudflare/go,Cofyc/go,vsekhar/elastic-go,josharian/go,linux-on-ibm-z/go,polyverse-security/go,polyverse-security/go,linux-on-ibm-z/go,linux-on-ibm-z/go,ImJasonH/go,nawawi/go,linux-on-ibm-z/go,josharian/go,golang/go,Cofyc/go,cloudflare/go,derekmarcotte/go,CAFxX/go,josharian/go,vsekhar/elastic-go,suncycheng/go,vsekhar/elastic-go,nawawi/go,CAFxX/go,nawawi/go,akutz/go,codestation/go,suncycheng/go,codestation/go,derekmarcotte/go,nawawi/go,Cofyc/go,codestation/go,suncycheng/go,Cofyc/go,josharian/go,nawawi/go,polyverse-security/go,cloudflare/go,CAFxX/go,akutz/go,vsekhar/elastic-go,ImJasonH/go,linux-on-ibm-z/go,josharian/go,ImJasonH/go,josharian/go,vsekhar/elastic-go,Cofyc/go,CAFxX/go