openssl: use a versioned certificate file
openssl: use a versioned certificate file

Fixes #531. Closes #532.

davydden/linuxbrew,jwillemsen/linuxbrew,Linuxbrew/linuxbrew,brevilo/linuxbrew,gcstang/linuxbrew,danabrand/linuxbrew,jwillemsen/linuxbrew,outcoldman/linuxbrew,Homebrew/linuxbrew,DoomHammer/linuxbrew,tjhei/linuxbrew,gnubila-france/linuxbrew,gnubila-france/linuxbrew,ebouaziz/linuxbrew,tjhei/linuxbrew,brevilo/linuxbrew,bukzor/linuxbrew,lvicentesanchez/linuxbrew,reelsense/linuxbrew,sjackman/linuxbrew,SuperNEMO-DBD/cadfaelbrew,danabrand/linuxbrew,jbaum98/linuxbrew,Angeldude/linuxbrew,gcstang/linuxbrew,drbenmorgan/linuxbrew,gnubila-france/linuxbrew,drbenmorgan/linuxbrew,jbaum98/linuxbrew,ebouaziz/linuxbrew,SuperNEMO-DBD/cadfaelbrew,arcivanov/linuxbrew,bukzor/linuxbrew,Angeldude/linuxbrew,bukzor/linuxbrew,Homebrew/linuxbrew,tjhei/linuxbrew,reelsense/linuxbrew,Angeldude/linuxbrew,Angeldude/linuxbrew,lvicentesanchez/linuxbrew,Linuxbrew/linuxbrew,princeofdarkness76/linuxbrew,Linuxbrew/linuxbrew,outcoldman/linuxbrew,lvicentesanchez/linuxbrew,princeofdarkness76/linuxbrew,saketkc/linuxbrew,DoomHammer/linuxbrew,romejoe/linuxbrew,bukzor/linuxbrew,DoomHammer/linuxbrew,danabrand/linuxbrew,SuperNEMO-DBD/cadfaelbrew,ebouaziz/linuxbrew,gnubila-france/linuxbrew,Homebrew/linuxbrew,romejoe/linuxbrew,romejoe/linuxbrew,davydden/linuxbrew,drbenmorgan/linuxbrew,davydden/linuxbrew,outcoldman/linuxbrew,saketkc/linuxbrew,gcstang/linuxbrew,DoomHammer/linuxbrew,brevilo/linuxbrew,SuperNEMO-DBD/cadfaelbrew,arcivanov/linuxbrew,sjackman/linuxbrew,lvicentesanchez/linuxbrew,ebouaziz/linuxbrew,jbaum98/linuxbrew,danabrand/linuxbrew,davydden/linuxbrew,reelsense/linuxbrew,Linuxbrew/linuxbrew,reelsense/linuxbrew,arcivanov/linuxbrew,sjackman/linuxbrew,Homebrew/linuxbrew,saketkc/linuxbrew,sjackman/linuxbrew,jbaum98/linuxbrew,jwillemsen/linuxbrew,princeofdarkness76/linuxbrew,saketkc/linuxbrew,drbenmorgan/linuxbrew