x11/rofi-calc: Update 2.3.1 => 2.5.0

Changelog:

• Switched from autotools to meson.
• Fix quick switch not working.
• Add ability to configure via config.rasi.
• Now requires at least rofi 1.7.6.
• Fix segfault on exit.
• Add -reuse-result to replace the input with the result of the last successful calculation.

https://github.com/svenstaro/rofi-calc/blob/v2.5.0/CHANGELOG.md

Improve port:

• Remove unused dependencies.
• Move dependency from devel/glib20 to USES=gnome.

PR: 290401