Changed the strings

[isdl03]

Description (required)

Fixes #2874

What changes did you make and why?
We have replaced all such strings which contains the word success or failure with more understandable strings.

Tests performed (required)
Tested on Pixel 2 with API level 28.

Need help? See https://support.google.com/android/answer/9075928

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[codecov-io]

Codecov Report

Merging #4024 (2ff40b3) into master (9d99c25) will increase coverage by 0.15%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #4024      +/-   ##
============================================
+ Coverage     10.50%   10.65%   +0.15%     
- Complexity      466      476      +10     
============================================
  Files           335      343       +8     
  Lines         12663    12821     +158     
  Branches        991      995       +4     
============================================
+ Hits           1330     1366      +36     
- Misses        11266    11387     +121     
- Partials         67       68       +1     

Impacted Files	Coverage Δ	Complexity Δ
...e/nrw/commons/location/LocationServiceManager.java	8.42% <0.00%> (-0.28%)	0.00% <0.00%> (ø%)
...java/fr/free/nrw/commons/upload/UploadService.java	0.84% <0.00%> (-0.01%)	1.00% <0.00%> (ø%)
...c/main/java/fr/free/nrw/commons/AboutActivity.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
...n/java/fr/free/nrw/commons/auth/LoginActivity.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
.../java/fr/free/nrw/commons/upload/UploadClient.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
...ava/fr/free/nrw/commons/review/ReviewActivity.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
...va/fr/free/nrw/commons/campaigns/CampaignView.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
...va/fr/free/nrw/commons/explore/SearchActivity.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
...a/fr/free/nrw/commons/profile/ProfileActivity.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
.../fr/free/nrw/commons/di/ActivityBuilderModule.java	0.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
... and 39 more

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[neslihanturan]

This PR ideally should edit only strings.xml file. As you can see from diff tab, currently it includes several irrelevant edits.

[sivaraam]

Closing per #2874 (comment)