[philandstuff] disable alias git=hub
[philandstuff] disable alias git=hub

this is a bit of a hack.  the IDA dev team use `hub` as an alias to go to
the ida-hub working directory.  that means alias git=hub causes `git` to
go to the ida-hub working directory.

alphagov/gds-boxen,alphagov/gds-boxen,alphagov/gds-boxen