HOTFIX: Use attribute versus instance

[alysivji]

What does this do

Use the id versus the model instance.

Why are we doing this

Twitter feature is not working

How should this be tested

n/a

Migrations

n/a

Dependencies

n/a

[codecov-io]

Codecov Report

Merging #244 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #244   +/-   ##
=======================================
  Coverage   96.07%   96.07%           
=======================================
  Files          71       71           
  Lines        1861     1861           
=======================================
  Hits         1788     1788           
  Misses         73       73           

Impacted Files	Coverage Δ
busy_beaver/apps/retweeter/task.py	100.00% <100.00%> (ø)

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