Remove unused kibana images

mysql: fixes panics when mysql connection times out (#11155)

snapshot: fix legend rendering bug

to be the same as the 5.0.3 release defaults

Occurs when opening a snapshot.

Fix rendering link to panel in collapsed row

[ci skip]

add regex search/replace of username/password in urls

Microsoft SQL Server data source

This seems like a niche feature which can be solved by defining multiple queries. In the future
we'll probably add support for defining series name by alias field similar to how other datasources
have solved that, e.g. prometheus.

migrated file to ts

migrated files to ts