[8.17] [Security Solution][Notes] show timeline bottom bar on the notes management page to allow user to visualize timeline (#212690) (#212697)

# Backport

This will backport the following commits from `main` to `8.17`:
- [[Security Solution][Notes] show timeline bottom bar on the notes
management page to allow user to visualize timeline
(#212690)](https://github.com/elastic/kibana/pull/212690)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

<!--BACKPORT [{"author":{"name":"Philippe
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Solution][Notes] show timeline bottom bar on the notes management page
to allow user to visualize timeline (#212690)\n\n## Summary\n\nThis
previous [PR](https://github.com/elastic/kibana/pull/199374)
that\nunified the notes management links introduced a small issue where
the\nTimeline bottom bar was not shown anymore, and Timelines couldn't
be\nopened from the icon in the notes table.\n\nThis PR brings back the
Timeline feature to that page, which fixes the\nissue with Timeline not
opening when clicking on the button in the\ntable.\n\n####
Before\n\n\nhttps://github.com/user-attachments/assets/ce3fdf1f-f7e4-43ff-b5c8-240f0e3a6770\n\n####
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to allow user to visualize timeline (#212690)\n\n## Summary\n\nThis
previous [PR](https://github.com/elastic/kibana/pull/199374)
that\nunified the notes management links introduced a small issue where
the\nTimeline bottom bar was not shown anymore, and Timelines couldn't
be\nopened from the icon in the notes table.\n\nThis PR brings back the
Timeline feature to that page, which fixes the\nissue with Timeline not
opening when clicking on the button in the\ntable.\n\n####
Before\n\n\nhttps://github.com/user-attachments/assets/ce3fdf1f-f7e4-43ff-b5c8-240f0e3a6770\n\n####
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Solution][Notes] show timeline bottom bar on the notes management page
to allow user to visualize timeline (#212690)\n\n## Summary\n\nThis
previous [PR](https://github.com/elastic/kibana/pull/199374)
that\nunified the notes management links introduced a small issue where
the\nTimeline bottom bar was not shown anymore, and Timelines couldn't
be\nopened from the icon in the notes table.\n\nThis PR brings back the
Timeline feature to that page, which fixes the\nissue with Timeline not
opening when clicking on the button in the\ntable.\n\n####
Before\n\n\nhttps://github.com/user-attachments/assets/ce3fdf1f-f7e4-43ff-b5c8-240f0e3a6770\n\n####
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BACKPORT-->

Co-authored-by: Philippe Oberti <philippe.oberti@elastic.co>

x-pack/plugins/security_solution/public/notes/links.ts

@@ -21,6 +21,6 @@ export const links: LinkItem = {
   capabilities: [`${SERVER_APP_ID}.show`],
   landingIcon: 'filebeatApp',
   skipUrlState: true,
-  hideTimeline: true,
+  hideTimeline: false,
   hideWhenExperimentalKey: 'securitySolutionNotesDisabled',
 };