* Jitsi control sentry dns using vars
* renaming variables
* Revert "renaming variables"
This reverts commit 4146c48f6a2e71d1b0d3f58c767aea1b2f4f789c.
* set to connection string or 0 to disable
* Update comments
* Use empty string for default Sentry DSN variables
Both should work identically, but an empty string seems better
Co-authored-by: Slavi Pantaleev <slavi@devture.com>