Convert NetworkUtils.java into kotlin

[MohitMaliFtechiz]

Fixes: #3021 Parent Issue: #1826

Converted NetworkUtils.java into kotlin

[codecov[bot]]

Codecov Report

Base: 49.18% // Head: 49.23% // Increases project coverage by +0.05% :tada:

Coverage data is based on head (c715696) compared to base (fa6089f). Patch coverage: 77.50% of modified lines in pull request are covered.

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #3022      +/-   ##
=============================================
+ Coverage      49.18%   49.23%   +0.05%     
  Complexity        25       25              
=============================================
  Files            299      299              
  Lines           9528     9520       -8     
  Branches         990      988       -2     
=============================================
+ Hits            4686     4687       +1     
+ Misses          4383     4380       -3     
+ Partials         459      453       -6     

Impacted Files	Coverage Δ
...a/org/kiwix/kiwixmobile/core/utils/NetworkUtils.kt	77.50% <77.50%> (ø)
.../org/kiwix/kiwixmobile/core/main/DocumentParser.kt	68.00% <0.00%> (-16.00%)	:arrow_down:
...rg/kiwix/kiwixmobile/core/search/SearchFragment.kt	64.04% <0.00%> (+3.37%)	:arrow_up:
...kiwix/kiwixmobile/core/downloader/model/Seconds.kt	59.09% <0.00%> (+18.18%)	:arrow_up:

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[stale[bot]]

This pull request has been automatically marked as stale because it has not had recent activity. It will be now be reviewed manually. Thank you for your contributions.

[kelson42]

@MohitMaliDeveloper Please ask to re-review if this is reado to re-review. By not doing so, we just loose time for no reason.