Update style guide
Created by: sqs
applies edits from https://github.com/sourcegraph/about/pull/109/files#diff-ba2dc84c4bcbe54f368b6c7d3bc1b13eR47 that were because I forgot to delete the style guide from that repo
Created by: sqs
applies edits from https://github.com/sourcegraph/about/pull/109/files#diff-ba2dc84c4bcbe54f368b6c7d3bc1b13eR47 that were because I forgot to delete the style guide from that repo