[RUM-4594] Increase upload timeout to 120s to match EvP limits

[plousada]

What does this PR do?

This PR increases the upload timeout limit from 60s to 120s in all DCs. This change was made in order to support customers with slower upload speeds.

Motivation

What inspired you to submit this pull request?

Additional Notes

Anything else we should know when reviewing?

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Make sure you discussed the feature or bugfix with the maintaining team in an Issue
• Make sure each commit and the PR mention the Issue number (cf the CONTRIBUTING doc)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.43%. Comparing base (9834378) to head (3ca03e6).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@            Coverage Diff             @@
##             develop     #261   +/-   ##
==========================================
  Coverage      80.43%   80.43%           
  Complexity       209      209           
==========================================
  Files             26       26           
  Lines            828      828           
  Branches         110      110           
==========================================
  Hits             666      666           
  Misses           116      116           
  Partials          46       46           

Files	Coverage Δ
...m/datadog/gradle/plugin/internal/OkHttpUploader.kt	78.20% <100.00%> (ø)

... and 2 files with indirect coverage changes