pycodestyle: Test E402 (imports at top of file)
pycodestyle: Test E402 (imports at top of file)

After the sys.path cleanups and the removal of pkg/machines/, there are
no more cases of E402.  Remove our exception for it.

martinpitt/cockpit,mvollmer/cockpit,garrett/cockpit,martinpitt/cockpit,garrett/cockpit,mvollmer/cockpit,martinpitt/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,mvollmer/cockpit,garrett/cockpit,garrett/cockpit,mvollmer/cockpit,garrett/cockpit,cockpit-project/cockpit,mvollmer/cockpit,martinpitt/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,martinpitt/cockpit