[Backport 3.6] Update lodash 4.18.1

[opensearch-trigger-bot]

Backport 248a8ba from #2402.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 71.59%. Comparing base (48d5356) to head (6084782).
⚠️ Report is 1 commits behind head on 3.6.

Additional details and impacted files

@@           Coverage Diff           @@
##              3.6    #2403   +/-   ##
=======================================
  Coverage   71.59%   71.59%           
=======================================
  Files         101      101           
  Lines        3010     3010           
  Branches      511      511           
=======================================
  Hits         2155     2155           
  Misses        699      699           
  Partials      156      156           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.