README: Tweak tooling setup link
README: Tweak tooling setup link

Fixup #17505
[skip sauce]
copperdesign/bootstrap,9-chirno/chirno,realcrowd/bootstrap,twbs/bootstrap,copperdesign/bootstrap,igoynawamreh/bootstrap,GerHobbelt/bootstrap,mpharrigan/bootstrap,johnajacob/bootstrap,edanbarak/bootstrap,Delagen/bootstrap,9-chirno/chirno,Hightrack/bootstrap,edanbarak/bootstrap,vitaligent/4,Hightrack/bootstrap,jipexu/bootstrap,edanbarak/bootstrap,wesamco/bootstrap-rtl,zalog/bootstrap,sealocal/bootstrap,wesamco/bootstrap-rtl,lipis/bootstrap,IdanCo/bootstrap,supergibbs/bootstrap,Hemphill/bootstrap-docs,yuyokk/bootstrap,nice-fungal/bootstrap,nice-fungal/bootstrap,nice-fungal/bootstrap,bardiharborow/bootstrap,sealocal/bootstrap,realcrowd/bootstrap,fschumann1211/bootstrap,joblocal/bootstrap,tagliala/bootstrap,JumpLinkNetwork/bootstrap-backward,lemuelbarango/bootstrap,tibo66/bootstrap,jipexu/bootstrap,GerHobbelt/bootstrap,abvalentine/bootstrap,9-chirno/chirno,wesamco/bootstrap-rtl,hebbet/bootstrap,coliff/bootstrap,JumpLinkNetwork/bootstrap-backward,peterblazejewicz/bootstrap,supergibbs/bootstrap,Scoutski/bootstrap,igoynawamreh/bootstrap,NCARB/bootstrap,sealocal/bootstrap,SweetProcess/bootstrap,tomlutzenberger/bootstrap,TheFridayInstitute/bootstrap,tomlutzenberger/bootstrap,jipexu/bootstrap,janseliger/bootstrap,fschumann1211/bootstrap,afuno/bootstrap,gijsbotje/bootstrap,david-schopf/bootstrap,Delagen/bootstrap,tjkohli/bootstrap,SweetProcess/bootstrap,inway/bootstrap,copperdesign/bootstrap,Scoutski/bootstrap,supergibbs/bootstrap,janseliger/bootstrap,Lyricalz/bootstrap,supergibbs/bootstrap,kvlsrg/bootstrap,tjkohli/bootstrap,blockstack/blockstack-bootstrap,lipis/bootstrap,frostbitten/bootstrap,gijsbotje/bootstrap,david-schopf/bootstrap,andresgalante/bootstrap,stanwmusic/bootstrap,frostbitten/bootstrap,andresgalante/bootstrap,IdanCo/bootstrap,gijsbotje/bootstrap,slavanga/bootstrap,johnajacob/bootstrap,TheFridayInstitute/bootstrap,peterblazejewicz/bootstrap,gijsbotje/bootstrap,fschumann1211/bootstrap,SweetProcess/bootstrap,creativewebjp/bootstrap,NCARB/bootstrap,tibo66/bootstrap,frostbitten/bootstrap,vsn4ik/bootstrap,Hightrack/bootstrap,Delagen/bootstrap,creativewebjp/bootstrap,stanwmusic/bootstrap,Scoutski/bootstrap,afuno/bootstrap,janseliger/bootstrap,afuno/bootstrap,abvalentine/bootstrap,sealocal/bootstrap,Lyricalz/bootstrap,hebbet/bootstrap,vitaligent/4,bardiharborow/bootstrap,davethegr8/bootstrap,realcrowd/bootstrap,joblocal/bootstrap,TheFridayInstitute/bootstrap,hellonewman81/bs4,kvlsrg/bootstrap,slavanga/bootstrap,seanwu99/bootstrap,Hemphill/bootstrap-docs,xt0rted/bootstrap,kvlsrg/bootstrap,zalog/bootstrap,JumpLinkNetwork/bootstrap-backward,blockstack/blockstack-bootstrap,hebbet/bootstrap,twbs/bootstrap,onenameio/rhythm-bootstrap,slavanga/bootstrap,urbit/bootstrap,stanwmusic/bootstrap,tomlutzenberger/bootstrap,urbit/bootstrap,n054/bootstrap,tagliala/bootstrap,realcrowd/bootstrap,lemuelbarango/bootstrap,joblocal/bootstrap,hebbet/bootstrap,Lyricalz/bootstrap,onenameio/rhythm-bootstrap,Hemphill/bootstrap-docs,davethegr8/bootstrap,xt0rted/bootstrap,n054/bootstrap,frostbitten/bootstrap,SweetProcess/bootstrap,NCARB/bootstrap,zalog/bootstrap,bootstrapbrasil/bootstrap,vsn4ik/bootstrap,GerHobbelt/bootstrap,igoynawamreh/bootstrap,copperdesign/bootstrap,IdanCo/bootstrap,afuno/bootstrap,davethegr8/bootstrap,urbit/bootstrap,bootstrapbrasil/bootstrap,mpharrigan/bootstrap,inway/bootstrap,fschumann1211/bootstrap,n054/bootstrap,hellonewman81/bs4,edanbarak/bootstrap,9-chirno/chirno,creativewebjp/bootstrap,vsn4ik/bootstrap,janseliger/bootstrap,abvalentine/bootstrap,TheFridayInstitute/bootstrap,blockstack/blockstack-bootstrap,xt0rted/bootstrap,seanwu99/bootstrap,johnajacob/bootstrap,lipis/bootstrap,tibo66/bootstrap,bootstrapbrasil/bootstrap,m5o/bootstrap,mpharrigan/bootstrap,Lyricalz/bootstrap,wesamco/bootstrap-rtl,davethegr8/bootstrap,creativewebjp/bootstrap,JumpLinkNetwork/bootstrap-backward,Delagen/bootstrap,abvalentine/bootstrap,jipexu/bootstrap,inway/bootstrap,bardiharborow/bootstrap,xt0rted/bootstrap,Hemphill/bootstrap-docs,johnajacob/bootstrap,bardiharborow/bootstrap,david-schopf/bootstrap,yuyokk/bootstrap,onenameio/rhythm-bootstrap,andresgalante/bootstrap,stanwmusic/bootstrap,vitaligent/4,lipis/bootstrap,yuyokk/bootstrap,m5o/bootstrap,seanwu99/bootstrap,NCARB/bootstrap,tagliala/bootstrap,peterblazejewicz/bootstrap,coliff/bootstrap,Scoutski/bootstrap,slavanga/bootstrap,seanwu99/bootstrap,lemuelbarango/bootstrap,n054/bootstrap,lemuelbarango/bootstrap,tibo66/bootstrap,igoynawamreh/bootstrap,hellonewman81/bs4,vsn4ik/bootstrap,yuyokk/bootstrap,IdanCo/bootstrap,andresgalante/bootstrap,joblocal/bootstrap