NullSafe getNotification when building push notification

[mmimeault]

Issue: #886

[codecov]

Codecov Report

Merging #889 into master will decrease coverage by 0.01%.
The diff coverage is 0%.

@@             Coverage Diff              @@
##             master     #889      +/-   ##
============================================
- Coverage     64.67%   64.65%   -0.02%     
  Complexity     1898     1898              
============================================
  Files           122      122              
  Lines          9706     9709       +3     
  Branches       1360     1361       +1     
============================================
  Hits           6277     6277              
- Misses         2924     2927       +3     
  Partials        505      505

Impacted Files	Coverage Δ	Complexity Δ
...ain/java/com/parse/ParsePushBroadcastReceiver.java	0% <0%> (ø)	0 <0> (ø)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update cbb1b80...ebb4668. Read the comment docs.

[coveralls]

Coverage decreased (-0.02%) to 69.853% when pulling ebb4668 on bugfix/issue-886 into cbb1b80 on master.