docs/components/modal.md: Fix typo
docs/components/modal.md: Fix typo

Fixup for #19105
[ci skip]
xt0rted/bootstrap,tomlutzenberger/bootstrap,NCARB/bootstrap,IdanCo/bootstrap,lemuelbarango/bootstrap,frostbitten/bootstrap,yuyokk/bootstrap,coliff/bootstrap,coliff/bootstrap,blockstack/blockstack-bootstrap,jipexu/bootstrap,bardiharborow/bootstrap,wesamco/bootstrap-rtl,creativewebjp/bootstrap,xt0rted/bootstrap,tibo66/bootstrap,hebbet/bootstrap,peterblazejewicz/bootstrap,stanwmusic/bootstrap,supergibbs/bootstrap,bardiharborow/bootstrap,TheFridayInstitute/bootstrap,9-chirno/chirno,lipis/bootstrap,vsn4ik/bootstrap,lipis/bootstrap,joblocal/bootstrap,m5o/bootstrap,abvalentine/bootstrap,Scoutski/bootstrap,andresgalante/bootstrap,Hightrack/bootstrap,afuno/bootstrap,tjkohli/bootstrap,lemuelbarango/bootstrap,IdanCo/bootstrap,joblocal/bootstrap,davethegr8/bootstrap,zalog/bootstrap,9-chirno/chirno,blockstack/blockstack-bootstrap,Delagen/bootstrap,hebbet/bootstrap,afuno/bootstrap,supergibbs/bootstrap,supergibbs/bootstrap,seanwu99/bootstrap,bardiharborow/bootstrap,davethegr8/bootstrap,xt0rted/bootstrap,Lyricalz/bootstrap,wesamco/bootstrap-rtl,copperdesign/bootstrap,9-chirno/chirno,kvlsrg/bootstrap,seanwu99/bootstrap,tibo66/bootstrap,JumpLinkNetwork/bootstrap-backward,Hemphill/bootstrap-docs,JumpLinkNetwork/bootstrap-backward,copperdesign/bootstrap,bardiharborow/bootstrap,Delagen/bootstrap,zalog/bootstrap,Hemphill/bootstrap-docs,GerHobbelt/bootstrap,abvalentine/bootstrap,NCARB/bootstrap,stanwmusic/bootstrap,lipis/bootstrap,copperdesign/bootstrap,janseliger/bootstrap,GerHobbelt/bootstrap,gijsbotje/bootstrap,vsn4ik/bootstrap,tagliala/bootstrap,Lyricalz/bootstrap,lipis/bootstrap,igoynawamreh/bootstrap,9-chirno/chirno,peterblazejewicz/bootstrap,tibo66/bootstrap,n054/bootstrap,frostbitten/bootstrap,sealocal/bootstrap,fschumann1211/bootstrap,frostbitten/bootstrap,inway/bootstrap,tomlutzenberger/bootstrap,abvalentine/bootstrap,sealocal/bootstrap,vsn4ik/bootstrap,sealocal/bootstrap,Scoutski/bootstrap,fschumann1211/bootstrap,hebbet/bootstrap,seanwu99/bootstrap,david-schopf/bootstrap,wesamco/bootstrap-rtl,davethegr8/bootstrap,janseliger/bootstrap,Hightrack/bootstrap,IdanCo/bootstrap,afuno/bootstrap,johnajacob/bootstrap,TheFridayInstitute/bootstrap,creativewebjp/bootstrap,igoynawamreh/bootstrap,SweetProcess/bootstrap,Hightrack/bootstrap,JumpLinkNetwork/bootstrap-backward,slavanga/bootstrap,gijsbotje/bootstrap,edanbarak/bootstrap,edanbarak/bootstrap,creativewebjp/bootstrap,SweetProcess/bootstrap,bootstrapbrasil/bootstrap,nice-fungal/bootstrap,johnajacob/bootstrap,TheFridayInstitute/bootstrap,NCARB/bootstrap,TheFridayInstitute/bootstrap,realcrowd/bootstrap,n054/bootstrap,inway/bootstrap,realcrowd/bootstrap,davethegr8/bootstrap,NCARB/bootstrap,twbs/bootstrap,SweetProcess/bootstrap,realcrowd/bootstrap,bootstrapbrasil/bootstrap,Scoutski/bootstrap,tomlutzenberger/bootstrap,Lyricalz/bootstrap,Hemphill/bootstrap-docs,andresgalante/bootstrap,Hemphill/bootstrap-docs,supergibbs/bootstrap,lemuelbarango/bootstrap,yuyokk/bootstrap,edanbarak/bootstrap,jipexu/bootstrap,stanwmusic/bootstrap,IdanCo/bootstrap,tagliala/bootstrap,afuno/bootstrap,slavanga/bootstrap,jipexu/bootstrap,johnajacob/bootstrap,yuyokk/bootstrap,tjkohli/bootstrap,igoynawamreh/bootstrap,nice-fungal/bootstrap,n054/bootstrap,johnajacob/bootstrap,twbs/bootstrap,tagliala/bootstrap,peterblazejewicz/bootstrap,david-schopf/bootstrap,yuyokk/bootstrap,andresgalante/bootstrap,janseliger/bootstrap,inway/bootstrap,n054/bootstrap,Scoutski/bootstrap,SweetProcess/bootstrap,kvlsrg/bootstrap,fschumann1211/bootstrap,tibo66/bootstrap,gijsbotje/bootstrap,kvlsrg/bootstrap,hebbet/bootstrap,copperdesign/bootstrap,wesamco/bootstrap-rtl,david-schopf/bootstrap,frostbitten/bootstrap,vsn4ik/bootstrap,fschumann1211/bootstrap,jipexu/bootstrap,Delagen/bootstrap,nice-fungal/bootstrap,lemuelbarango/bootstrap,stanwmusic/bootstrap,abvalentine/bootstrap,joblocal/bootstrap,edanbarak/bootstrap,andresgalante/bootstrap,Lyricalz/bootstrap,m5o/bootstrap,GerHobbelt/bootstrap,gijsbotje/bootstrap,slavanga/bootstrap,creativewebjp/bootstrap,JumpLinkNetwork/bootstrap-backward,seanwu99/bootstrap,joblocal/bootstrap,slavanga/bootstrap,Delagen/bootstrap,realcrowd/bootstrap,janseliger/bootstrap,igoynawamreh/bootstrap,xt0rted/bootstrap,bootstrapbrasil/bootstrap,sealocal/bootstrap,blockstack/blockstack-bootstrap,zalog/bootstrap