refactor: extract request with retry to a stateless function

[zhangyouxin]

What Changed

This PR refactors extract ownership backend fetch request with retry and timeout to a stateless function. And changed corresponding test case.

Change Type

Indicate the type of change your pull request is:

• documentation
• patch
• minor
• major

[codecov]

Codecov Report

Merging #170 (0e4f3d4) into main (ad56928) will increase coverage by 0.11%.
The diff coverage is 93.75%.

@@            Coverage Diff             @@
##             main     #170      +/-   ##
==========================================
+ Coverage   86.79%   86.91%   +0.11%     
==========================================
  Files          40       41       +1     
  Lines         765      772       +7     
  Branches       94       94              
==========================================
+ Hits          664      671       +7     
  Misses         20       20              
  Partials       81       81              

Impacted Files	Coverage Δ
...n-chrome/src/services/ownership/backend/request.ts	91.66% <91.66%> (ø)
...ome/src/services/ownership/backend/backendUtils.ts	91.66% <100.00%> (+1.42%)	⬆️

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more