Fix typo in opening databases rdoc
Fix typo in opening databases rdoc

nicohvi/sequel,dennis-d/custom_sequel,gferguson-gd/sequel,nju520/sequel,seeARMS/sequel,mpalmer/sequel,reubano/sequel,offshore-safety/sequel,nju520/sequel,pfarrell/sequel,uhoh-itsmaciek/sequel,t-morgan/sequel,freshpay/sequel,offshore-safety/sequel,seeARMS/sequel,t-morgan/sequel,nicohvi/sequel,pfarrell/sequel,gferguson-gd/sequel,davidbegin/sequel,freshpay/sequel,chef/sequel,beni55/sequel,offshore-safety/sequel,yazshel/sequel,knut2/sequel,mpalmer/sequel,yazshel/sequel,reubano/sequel,uhoh-itsmaciek/sequel,knut2/sequel,bigfix/sequel,beni55/sequel,Marketcircle/sequel,davidbegin/sequel,dennis-d/custom_sequel