## Summary

The current API is returning 404 as the correct path is internal. This
PR fixes this problem.

(cherry picked from commit 86224d4)

…64685)

# Backport

This will backport the following commits from `main` to `8.10`:
- [[IndexManagement] Use internal base path for API
(#164665)](#164665)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

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Use internal base path for API (#164665)\n\n## Summary\r\n\r\nThe
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Use internal base path for API (#164665)\n\n## Summary\r\n\r\nThe
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BACKPORT-->

Co-authored-by: Marco Liberati <dej611@users.noreply.github.com>

* main: (3152 commits)
  [Security Solution][Detection Engine] fixes 410 error on index legacy template call (#164682)
  [SavedObjects] Create serverless roots for jest integration tests (#164157)
  Create upselling package and implement EntityAnalytics serverless upselling (#164136)
  [Fleet] Change 'Out-of-date' to 'Outdated policy' in agent list table (#164673)
  [IndexManagement] Use internal base path for API (#164665)
  [Profiling] removing ~ symbol (#164595)
  [Telemetry] Fetch snapshot: allow specifying the version via querystring (#164670)
  [Cases] Show warning when all cases table reaches 10k cases message (#164323)
  [ML] Removing token list from text expansion model testing (#164560)
  [Fleet] Add secrets package API integration test (#164583)
  [Fleet] Fix security solution tag id (#164582)
  [Security Solution] Modal says "duplicating 0 rules" when you duplicate an individual rule (#163908)
  [api-docs] 2023-08-24 Daily api_docs build (#164658)
  [APM] Cleanup alerting api tests (#164438)
  Upgrade EUI to 87.2.0 (#164385)
  [ML] Fix query bar autocompletion for ML and AIOps embeddables (#164485)
  [Fleet] Fix flaky unit test for the details page (#164641)
  [Security Solution] update codeowner for serverless security subdir (#164640)
  [Security Solution] Fixes Assistant Connector and Actions RBAC Flow (#164382)
  [Discover] Removing large string truncation from doc viewer (#164236)
  ...