update card columns docs to make copy more accurate
update card columns docs to make copy more accurate

closes #26586, closes #26587

bootstrapbrasil/bootstrap,Hemphill/bootstrap-docs,bootstrapbrasil/bootstrap,tjkohli/bootstrap,yuyokk/bootstrap,inway/bootstrap,zalog/bootstrap,kvlsrg/bootstrap,fschumann1211/bootstrap,tjkohli/bootstrap,gijsbotje/bootstrap,coliff/bootstrap,twbs/bootstrap,yuyokk/bootstrap,tagliala/bootstrap,m5o/bootstrap,m5o/bootstrap,zalog/bootstrap,GerHobbelt/bootstrap,nice-fungal/bootstrap,stanwmusic/bootstrap,bardiharborow/bootstrap,coliff/bootstrap,gijsbotje/bootstrap,fschumann1211/bootstrap,GerHobbelt/bootstrap,Hemphill/bootstrap-docs,stanwmusic/bootstrap,tagliala/bootstrap,zalog/bootstrap,kvlsrg/bootstrap,Hemphill/bootstrap-docs,tagliala/bootstrap,bardiharborow/bootstrap,fschumann1211/bootstrap,peterblazejewicz/bootstrap,bootstrapbrasil/bootstrap,gijsbotje/bootstrap,fschumann1211/bootstrap,stanwmusic/bootstrap,twbs/bootstrap,bardiharborow/bootstrap,gijsbotje/bootstrap,nice-fungal/bootstrap,peterblazejewicz/bootstrap,GerHobbelt/bootstrap,kvlsrg/bootstrap,stanwmusic/bootstrap,nice-fungal/bootstrap,yuyokk/bootstrap,Hemphill/bootstrap-docs,inway/bootstrap,inway/bootstrap,peterblazejewicz/bootstrap,bardiharborow/bootstrap,yuyokk/bootstrap