Correctly order linters in README

Some of the linters were out of order. Reorder them into their proper
positions.

Change-Id: I0eff039464e1f70374741b3722c9098b802a1859
Reviewed-on: https://gerrit.causes.com/33670
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>