Add changelog for sudo systemctl start mount-gdrive.service

CHANGELOG.md

@@ -12,7 +12,7 @@ If a change only affects particular applications, they are listed in parentheses
 
 - feat: Load config from /usr/share aswell (!26 & !28, thanks @fossdd & @pabloyoyoista)
 - feat(buffyboard): Add man pages (!23, thanks @Jarrah)
-- misc: Unify build system (!23, thanks @Jarrah)
+- misc: Unify build system (!23 & !29, thanks @Jarrah & @vladimir.stoyakin)
 - misc: Ensure stable file order during builds (!24, thanks @devrtz)
 - fix: Prevent logging internal LVGL errors to stdout