[Backport 2.x] update requirements to use latest version of request

[opensearch-trigger-bot]

Backport f00ac43 from #1106

[codecov]

Codecov Report

Merging #1112 (f33c3f7) into 2.x (22f41f9) will increase coverage by 0.38%.
Report is 4 commits behind head on 2.x.
The diff coverage is 25.00%.

❗ Current head f33c3f7 differs from pull request most recent head 90d1bcb. Consider uploading reports for the commit 90d1bcb to get more accurate results

@@             Coverage Diff              @@
##                2.x    #1112      +/-   ##
============================================
+ Coverage     76.37%   76.76%   +0.38%     
- Complexity     1041     1045       +4     
============================================
  Files           141      141              
  Lines          4762     4764       +2     
  Branches        521      521              
============================================
+ Hits           3637     3657      +20     
+ Misses          784      769      -15     
+ Partials        341      338       -3     

Files Changed	Coverage Δ
.../replication/repository/RemoteClusterRepository.kt	74.28% <0.00%> (-1.63%)	⬇️
...tlin/org/opensearch/replication/util/Extensions.kt	67.77% <100.00%> (-0.36%)	⬇️

... and 4 files with indirect coverage changes

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