Update docs code blocks chart/kubeapps/readme#1645

Merged

absoludity merged 2 commits intovmware-tanzu:masterfrom tiffanyfay:docs

Apr 8, 2020

+33-31

Commits on Apr 8, 2020

Remove $ from commands in chart readme so they can be directly copy-pasted
tiffanyfay
committed
Swap console to bash since it's just cmds & no output + consistency
tiffanyfay
committed