Add ruby version in Gemfile
Add ruby version in Gemfile

AndrewKvalheim/osem,SeaGL/osem,bear454/osem,SeaGL/osem,bear454/osem,differentreality/osem,rishabhptr/osem,openSUSE/osem,bear454/osem,openSUSE/osem,bear454/osem,hennevogel/osem,hennevogel/osem,hennevogel/osem,differentreality/osem,AndrewKvalheim/osem,differentreality/osem,rishabhptr/osem,rishabhptr/osem,AndrewKvalheim/osem,openSUSE/osem,SeaGL/osem,differentreality/osem,hennevogel/osem,rishabhptr/osem