Bump package patch version to 1.5.4

[Copilot]

This PR applies a patch-version release bump for @vscode/extension-telemetry by moving the package from 1.5.3 to 1.5.4. The change is scoped to publish metadata consistency across package manifests.

• Version metadata

  • Updated version in package.json to 1.5.4.
  • Updated top-level and root package version entries in package-lock.json to 1.5.4.

• Release consistency

  • Keeps npm package metadata and lockfile in sync for patch release publication.

// package.json
{
  "name": "@vscode/extension-telemetry",
  "version": "1.5.4"
}