fix(server): Use correct production path for config/version.json
fix(server): Use correct production path for config/version.json

Closes #530

ofer43211/fxa-content-server,jpetto/fxa-content-server,swatilk/fxa-content-server,shane-tomlinson/fxa-content-server,npestana/fxa-content-server,riadhchtara/fxa-password-manager,TDA/fxa-content-server,vladikoff/fxa-content-server,riadhchtara/fxa-content-server,dannycoates/fxa-content-server,npestana/fxa-content-server,chilts/fxa-content-server,mozilla/fxa-content-server,jrgm/fxa-content-server,TDA/fxa-two-factor-auth,atiqueahmedziad/fxa-content-server,ofer43211/fxa-content-server,ReachingOut/fxa-content-server,shane-tomlinson/fxa-content-server,vladikoff/fxa-content-server,ReachingOut/fxa-content-server,jpetto/fxa-content-server,TDA/fxa-two-factor-auth,ofer43211/fxa-content-server,shane-tomlinson/fxa-content-server,mozilla/fxa-content-server,dannycoates/fxa-content-server,chilts/fxa-content-server,swatilk/fxa-content-server,mozilla/fxa-content-server,atiqueahmedziad/fxa-content-server,dannycoates/fxa-content-server,TDA/fxa-two-factor-auth,TDA/fxa-content-server,chilts/fxa-content-server,TDA/fxa-content-server,npestana/fxa-content-server,jpetto/fxa-content-server,swatilk/fxa-content-server,jrgm/fxa-content-server,vladikoff/fxa-content-server,riadhchtara/fxa-password-manager,ReachingOut/fxa-content-server,riadhchtara/fxa-password-manager,riadhchtara/fxa-content-server,atiqueahmedziad/fxa-content-server,riadhchtara/fxa-content-server