revert integrations change metrics

[joshuali925]

Description

#638
metrics constant file was broken due to this PR, there was this typescript error that was ignored. we should make CI fail on typescript errors

Diagnostics:
Property 'forEach' does not exist on type '"application_analytics" | "operational_panels" | "event_analytics" | "notebooks" | "trace_analytics" | "metrics_analytics" | "integrations"'.
  Property 'forEach' does not exist on type '"application_analytics"'. [2339]

This PR fixes the metrics constant file by restoring the previous version, probably broken due to merge conflict

Issues Resolved

[List any issues this PR will resolve]

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[anirudha]

Thansk

[opensearch-trigger-bot]

The backport to 2.x failed:

The process '/usr/bin/git' failed with exit code 128

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add .worktrees/backport-2.x 2.x
# Navigate to the new working tree
cd .worktrees/backport-2.x
# Create a new branch
git switch --create backport/backport-672-to-2.x
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 8c12cba5a5bda17f0b4675db1a84638319a5e3bf
# Push it to GitHub
git push --set-upstream origin backport/backport-672-to-2.x
# Go back to the original working tree
cd ../..
# Delete the working tree
git worktree remove .worktrees/backport-2.x

Then, create a pull request where the base branch is 2.x and the compare/head branch is backport/backport-672-to-2.x.

[opensearch-trigger-bot]

The backport to main failed:

The process '/usr/bin/git' failed with exit code 128

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add .worktrees/backport-main main
# Navigate to the new working tree
cd .worktrees/backport-main
# Create a new branch
git switch --create backport/backport-672-to-main
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 8c12cba5a5bda17f0b4675db1a84638319a5e3bf
# Push it to GitHub
git push --set-upstream origin backport/backport-672-to-main
# Go back to the original working tree
cd ../..
# Delete the working tree
git worktree remove .worktrees/backport-main

Then, create a pull request where the base branch is main and the compare/head branch is backport/backport-672-to-main.