script: refactor change-colortheme

.kvantum/apply-color

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+path=$(dirname "$(readlink -f "$0")")
+. "$path"/../.utils/apply-color-parse-arg
+
+kvantummanager --set catppuccin-mocha-"$colorName" || {
+    log_error "Failed to set kvantum theme to catppuccin-mocha-${colorName}"
+    exit 1
+}
+
+log_success "kvantum"