Update more screenshots to Tor Browser
Some more screenshots have the Iceweasel logo. But that’s low priority I think, since they appear on unrelated parts of the documentation.
- /doc/encryption_and_privacy/encrypted_volumes/places_secret.png
- /doc/encryption_and_privacy/encrypted_volumes/places_encrypted.png
Feature Branch: doc/8049-update-screenshots
Original created by @sajolida on 8049 (Redmine)