docs: unify [!NOTE] structure (#46893)

* docs: unify [!NOTE] structure

* Update docs/api/command-line.md

Co-authored-by: Niklas Wenzel <dev@nikwen.de>

* Update docs/api/browser-window.md

Co-authored-by: Niklas Wenzel <dev@nikwen.de>

* Update docs/api/download-item.md

Co-authored-by: Niklas Wenzel <dev@nikwen.de>

* Update docs/api/global-shortcut.md

Co-authored-by: Niklas Wenzel <dev@nikwen.de>

* revert line break

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Co-authored-by: Niklas Wenzel <dev@nikwen.de>

docs/api/extensions.md

@@ -6,7 +6,8 @@ but it also happens to support some other extension capabilities.
 
 [chrome-extensions-api-index]: https://developer.chrome.com/extensions/api_index
 
-> **Note:** Electron does not support arbitrary Chrome extensions from the
+> [!NOTE]
+> Electron does not support arbitrary Chrome extensions from the
 > store, and it is a **non-goal** of the Electron project to be perfectly
 > compatible with Chrome's implementation of Extensions.
 
@@ -160,7 +161,8 @@ The following methods of `chrome.tabs` are supported:
 - `chrome.tabs.update` (partial support)
   - supported properties: `url`, `muted`.
 
-> **Note:** In Chrome, passing `-1` as a tab ID signifies the "currently active
+> [!NOTE]
+> In Chrome, passing `-1` as a tab ID signifies the "currently active
 > tab". Since Electron has no such concept, passing `-1` as a tab ID is not
 > supported and will raise an error.
 
@@ -170,6 +172,7 @@ See [official documentation](https://developer.chrome.com/docs/extensions/refere
 
 All features of this API are supported.
 
-> **NOTE:** Electron's [`webRequest`](web-request.md) module takes precedence over `chrome.webRequest` if there are conflicting handlers.
+> [!NOTE]
+> Electron's [`webRequest`](web-request.md) module takes precedence over `chrome.webRequest` if there are conflicting handlers.
 
 See [official documentation](https://developer.chrome.com/docs/extensions/reference/webRequest) for more information.