alphabetize the Gemfile
alphabetize the Gemfile

Just doing some housekeeping

refs KNO-142

Test Plan:
You'll need to reinstall any gems that get removed by clean

1. bundle clean --force
2. bundle install --force
3. run canvas and bang away at it to be sure everything is A-OK

flag=none

Change-Id: If67eb9c528d54b81bdaba4b81ed2f3322c685bde
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/225668
Reviewed-by: Simon Williams <088e16a1019277b15d58faf0541e11910eb756f6@instructure.com>
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>
Product-Review: Johnny Le <11d1285451c0900b4c44ef044bbdcf05281e7509@instructure.com>
QA-Review: Ben Nelson <0e71863cbc50fa6fe1bd2e603850fc266242e29a@instructure.com>

sfu/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms