fix openlayers naming (#2115)

## Launch Checklist

Small naming change from "Open Layers" to "OpenLayers". Because of the
unwanted space, the translations, while quite amusing, have been
incorrect and misleading.

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checklist. -->


 - [x] Briefly describe the changes in this PR.
 - [ ] Link to related issues.
- [ ] Include before/after visuals or gifs if this PR includes visual
changes.
 - [ ] Write tests for all new functionality.
 - [ ] Add an entry to `CHANGELOG.md` under the `## main` section.

Co-authored-by: Harel M <harel.mazor@gmail.com>

src/locales/ja/translation.json

@@ -121,7 +121,7 @@
   "No global state variables defined. Add variables to create reusable values in your style.": "グローバルステート変数が定義されていません。スタイルで再利用可能な値を作成するには、変数を追加してください。",
   "Open": "開く",
   "Open a local JSON style from your computer.": "コンピュータからローカルJSONスタイルを開きます。",
-  "Open Layers (experimental)": "Open Layers (実験的)",
+  "OpenLayers (experimental)": "OpenLayers (実験的)",
   "Open local Style": "ローカルスタイルを開く",
   "Open modal": "モーダルを開く",
   "Open one of the publicly available styles to start from.": "公開スタイルを選んで開始しましょう。",