Mouse-hover tool-tip option for version since 8.x.4.2

Hi,
sadly the patch for hover does not workl here - what am I doing worng.

This way I implemeted the patch:

Gathering patches for root package.
Removing package drupal/fullcalendar_view so that it can be re-installed and re-patched.
- Removing drupal/fullcalendar_view (5.1.8)
Deleting web/modules/contrib/fullcalendar_view - deleted
Loading composer repositories with package information
Updating dependencies
Lock file operations: 0 installs, 1 update, 0 removals
- Upgrading psy/psysh (v0.11.10 => v0.11.11)
Writing lock file
Installing dependencies from lock file (including require-dev)
Package operations: 1 install, 1 update, 0 removals
- Downloading psy/psysh (v0.11.11)
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1/1 [============================] 100%
Gathering patches for root package.
Gathering patches for dependencies. This might take a minute.
- Installing drupal/fullcalendar_view (5.1.8): Extracting archive
- Upgrading psy/psysh (v0.11.10 => v0.11.11): Extracting archive
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2/2 [============================] 100%
- Applying patches for drupal/fullcalendar_view
https://www.drupal.org/files/issues/2021-03-18/3168071-13.patch → (Full Calendar hover)
Could not apply patch! Skipping. The error was: Cannot apply patch https://www.drupal.org/files/issues/2021-03-18/3168071-13.patch →

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Updated patch #16 for fullcalendar_view:5.1.12

@Mingsong #12:

One thing we need to address is that we need to remove the third party library (jquery.qtip.min.js) source code from the module repository.

As other third party libraries, it should be loaded from CDN or a local library folder.