Run Instrumentation tests and generates unified code coverage

[madhurgupta10]

Description
I have updated CI to run androidTests and generate unified code coverage. These tests run on a virtual device so the builds will be slower but we need to include them because some tests can only be run on an actual device.

There are a lot of tests that are not working anymore and needs patches so I have marked them as Ignored for the time being.

[codecov]

Codecov Report

Merging #4828 (0e1430a) into master (01904bc) will increase coverage by 1.52%.
The diff coverage is n/a.

❗ Current head 0e1430a differs from pull request most recent head 53caae8. Consider uploading reports for the commit 53caae8 to get more accurate results

@@             Coverage Diff              @@
##             master    #4828      +/-   ##
============================================
+ Coverage     46.79%   48.32%   +1.52%     
- Complexity     2051     2125      +74     
============================================
  Files           356      356              
  Lines         15606    15606              
  Branches       1357     1357              
============================================
+ Hits           7303     7541     +238     
+ Misses         7769     7513     -256     
- Partials        534      552      +18     

Impacted Files	Coverage Δ
...va/fr/free/nrw/commons/explore/SearchActivity.java	86.60% <0.00%> (+0.89%)	⬆️
...ava/fr/free/nrw/commons/upload/UploadActivity.java	63.72% <0.00%> (+0.93%)	⬆️
...n/java/fr/free/nrw/commons/auth/LoginActivity.java	70.09% <0.00%> (+0.93%)	⬆️
...n/java/fr/free/nrw/commons/upload/FileProcessor.kt	11.00% <0.00%> (+1.83%)	⬆️
.../commons/explore/paging/PagingDataSourceFactory.kt	75.00% <0.00%> (+2.27%)	⬆️
...ain/java/fr/free/nrw/commons/upload/FileUtils.java	35.13% <0.00%> (+2.70%)	⬆️
.../bookmarks/items/BookmarkItemsContentProvider.java	13.33% <0.00%> (+3.33%)	⬆️
...arks/pictures/BookmarkPicturesContentProvider.java	10.34% <0.00%> (+3.44%)	⬆️
...ks/locations/BookmarkLocationsContentProvider.java	10.34% <0.00%> (+3.44%)	⬆️
...fr/free/nrw/commons/settings/SettingsFragment.java	41.17% <0.00%> (+3.92%)	⬆️
... and 31 more

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