Fix #3935 Warn users that their tokens have expired.

[Harshit28j]

This PR resolves #3935

[Harshit28j]

@Suryansh5545 @gautamjajoo @gchhablani
I have come up with two approaches to resolve this issue.

please review and let me know

[codecov-commenter]

Codecov Report

Merging #4297 (5831fc9) into master (96968d6) will decrease coverage by 3.62%.
Report is 1101 commits behind head on master.
The diff coverage is 80.00%.

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Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4297      +/-   ##
==========================================
- Coverage   72.93%   69.32%   -3.62%     
==========================================
  Files          83       20      -63     
  Lines        5368     3579    -1789     
==========================================
- Hits         3915     2481    -1434     
+ Misses       1453     1098     -355     

Files	Coverage Δ
frontend/src/js/controllers/profileCtrl.js	66.82% <80.00%> (-26.04%)	⬇️

... and 64 files with indirect coverage changes

Files	Coverage Δ
frontend/src/js/controllers/profileCtrl.js	66.82% <80.00%> (-26.04%)	⬇️

... and 64 files with indirect coverage changes

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[Suryansh5545]

This looks good. But I was thinking maybe we should prompt the user with a dialog instead and the dialog should have two buttons. The button to dismiss and refresh the token. What do you think @gchhablani ?