Fixes #3547

[ashishkumar468]

Description (required)

Fixes #3547

What changes did you make and why?
*Catch possible SqliteException while deleting ContributionsDao's entries
Tests performed (required)

Tested betaDebug Api 21

[ashishkumar468]

@sivaraam Can you help test the issue on this branch please?

[codecov-io]

Codecov Report

Merging #3964 into master will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##             master    #3964      +/-   ##
============================================
- Coverage     10.52%   10.51%   -0.01%     
  Complexity      466      466              
============================================
  Files           335      335              
  Lines         12631    12634       +3     
  Branches        988      988              
============================================
  Hits           1329     1329              
- Misses        11235    11238       +3     
  Partials         67       67              

Impacted Files	Coverage Δ	Complexity Δ
...n/java/fr/free/nrw/commons/CommonsApplication.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...ree/nrw/commons/contributions/ContributionDao.java	0.00% <ø> (ø)	0.00 <0.00> (ø)

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[sivaraam]

@ashishkumar468 This does seem to be fixing the issue for me i.e., I'm properly logged out now. Thanks! 🙂