fix(github): tooltip colors (catppuccin#1432)

Author: thismoon

styles/github/catppuccin.user.css

@@ -2,7 +2,7 @@
 @name         GitHub Catppuccin
 @namespace    github.com/catppuccin/userstyles/styles/github
 @homepageURL  https://github.com/catppuccin/userstyles/tree/main/styles/github
-@version      1.7.8
+@version      1.7.9
 @updateURL    https://github.com/catppuccin/userstyles/raw/main/styles/github/catppuccin.user.css
 @supportURL   https://github.com/catppuccin/userstyles/issues?q=is%3Aopen+is%3Aissue+label%3Agithub
 @description  Soothing pastel theme for GitHub
@@ -502,8 +502,8 @@
     --data-red-color-emphasis: @red;
     --data-green-color-emphasis: @green;
 
-    --tooltip-fgColor: @text;
-    --tooltip-bgColor: @crust;
+    --tooltip-fgColor: @base;
+    --tooltip-bgColor: @overlay2;
 
     /* Refined GitHub */
     --rgh-heat-color: @peach;