Fix the numbering for a step in the Git Workflow guide.
Under "Step 2," there were two tips numbered as One should have been
tip A big thanks to one of our users for pointing this out to me.
This is the definition of a trivial change.
@@ -56,7 +56,7 @@ There's a few useful tips to keep in mind when posting commits for review:
use one of the above examples, depending on whether you have one or more
commits in your branch.
-3. **You might want to specify an explicit tracking branch.**
+2. **You might want to specify an explicit tracking branch.**
RBTools will *try* to find the "correct" upstream remote branch, but if
you're not using tracking branches and you're using something other than
