Fixed issues for Splunk Security Essentials

This release of Splunk Security Essentials includes fixes for the following issues.

Splunk Security Essentials 3.5.0

Date resolved	Issue number	Description
2022-01-12	SSE-393	Datasource field empty for many detections
2022-01-11	SSE-81	Showcase pages - Move SPL selector option to be just above the search bar
2022-01-10	SSE-497	Typo on SPL for prerequisites on "Security Content / Basic Scanning"
2021-12-21	SSE-477	Update content fails on Splunk Cloud Platform
2021-12-10	SSE-476	"Learn how this page works" does not do anything on Custom Content and Security Content pages
2021-12-20	SSE-474	MITRE Overview page gets SPL warning message on Splunk Cloud Platform
2021-12-08	SSE-458	Missing Cloud entry in MITRE Platform dropdown
2021-12-20	SSE-417	All bookmarked and unbookmarked operations are not reflected after showing the next stage until the Security Content page is reloaded
2021-12-16	SSE-413	Some counts on the MITRE ATT&CK Matrix are not the same as the total content count
2021-10-29	SSE-411	When Selecting MITRE Platform, content count becomes 0
2021-10-28	SSE-404	Multiple bookmark options for custom content bookmarks
2021-11-01	SSE-403	Drilldown to content shows an empty result
2021-11-02	SSE-388	Security Content filters showing 0 when selecting a Datamodel with . in the value
2021-10-28	SSE-387	Top of tooltip get cuts off on MITRE ATT&CK view
2021-10-28	SSE-384	Filter shows app enabled, but the table states disabled