[Backport 4.4-7.10] Fix button styling in event view (#5183)

* Fix button styling in event view  (#5137)

* add new style

* add changelog

Co-authored-by: Antonio <34042064+Desvelao@users.noreply.github.com>
(cherry picked from commit 57f0e9f)

* Fix Events open row button styles

---------

Co-authored-by: Ian Yenien Serrano <63758389+yenienserrano@users.noreply.github.com>
Co-authored-by: Federico Rodriguez <federico.rodriguez@wazuh.com>

CHANGELOG.md

@@ -72,6 +72,7 @@ All notable changes to the Wazuh app project will be documented in this file.
 - Fixed mispelling in the NIST module [#5107](https://github.com/wazuh/wazuh-kibana-app/pull/5107)
 - Fixed Statistic cronjob bulk document insert [#5150](https://github.com/wazuh/wazuh-kibana-app/pull/5150)
 - Fixed Inventory module for solaris agents [#5144](https://github.com/wazuh/wazuh-kibana-app/pull/5144)
+- Fixed the style of the buttons showing more event information in the event view table. [#5137](https://github.com/wazuh/wazuh-kibana-app/pull/5137)
 
 ### Removed