www/dooble: Update to 2023.04.01

ChangeLog: https://github.com/textbrowser/dooble/releases/tag/2023.04.01

 * Added -Wformat-security, -fstack-clash-protection for Linux builds.
 * Corrected widget buddies. Buddies are similar to mnemonics.
 * Include the text (Private) in private Dooble window titles.
 * New Private Window shortcut.
 * Relative location character. Please see Settings -> Web.
 * Retain proxy information if a proxy is disabled.
 * Retrieve a complete locale name for translation file warning in Settings ->
   Display.
 * The Linux bundle was created on KUbuntu 22.04.

PR:		270585
Reported by:	eric@camachat.org (maintainer)