www/dooble: update to 2022.06.15

ChangeLog: https://github.com/textbrowser/dooble/releases/tag/2022.06.15

• Added disable-reading-from-canvas setting.
• Address bar search engine. Also see Tools->Search Engines. A beginning.
• Set Page Floating Menu icons after a new icon set is selected.
• Speedier AES.
• Speedier Threefish.
• Verify QFont::fromString().

PR: 264692
Reported by: eric@camachat.org (maintainer)