Update dependency @elastic/charts to v69 (main) (#208552)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [@elastic/charts](https://togithub.com/elastic/elastic-charts) |
dependencies | major | [`68.1.0` ->
`69.0.0`](https://renovatebot.com/diffs/npm/@elastic%2fcharts/68.1.0/69.0.0)
|

---

### Release Notes

<details>
<summary>elastic/elastic-charts (@&#8203;elastic/charts)</summary>

###
[`v69.0.0`](https://togithub.com/elastic/elastic-charts/blob/HEAD/CHANGELOG.md#6900-2025-01-28)

[Compare
Source](https://togithub.com/elastic/elastic-charts/compare/v68.1.0...v69.0.0)

##### Bug Fixes

- **deps:** update dependency
[@&#8203;elastic/eui](https://togithub.com/elastic/eui) to v99
([#&#8203;2567](https://togithub.com/elastic/elastic-charts/issues/2567))
([f397987](https://togithub.com/elastic/elastic-charts/commit/f3979877ae3ec86a36ab494c7601fcc559a000a0))
- **style:** align xy axis style to borealis
([#&#8203;2584](https://togithub.com/elastic/elastic-charts/issues/2584))
([9486374](https://togithub.com/elastic/elastic-charts/commit/9486374376c676550d185be008cecb9804a60bb9))

##### Styles

- **theme:** cleanup remaining theme changes
([#&#8203;2602](https://togithub.com/elastic/elastic-charts/issues/2602))
([beb4cf1](https://togithub.com/elastic/elastic-charts/commit/beb4cf108abbd6451bd252b5a33d87cae1d6aaef)),
closes
[#&#8203;2601](https://togithub.com/elastic/elastic-charts/issues/2601)

##### BREAKING CHANGES

-   **theme:** the light and dark themes follow the EUI Borealis theme.

</details>

---

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---

This PR has been generated by [Renovate
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Co-authored-by: elastic-renovate-prod[bot] <174716857+elastic-renovate-prod[bot]@users.noreply.github.com>
Co-authored-by: Marco Vettorello <[email protected]>
Co-authored-by: Nick Partridge <[email protected]>

package.json

@@ -111,7 +111,7 @@
     "@elastic/apm-rum": "^5.16.3",
     "@elastic/apm-rum-core": "^5.22.1",
     "@elastic/apm-rum-react": "^2.0.5",
-    "@elastic/charts": "68.1.0",
+    "@elastic/charts": "69.0.0",
     "@elastic/datemath": "5.0.3",
     "@elastic/ebt": "^1.1.1",
     "@elastic/ecs": "^8.11.5",