redirect /donate to where the new explanation will be

Author: GarboMuffin

src/server.js

@@ -202,7 +202,7 @@ app.use((req, res, next) => {
   next();
 });
 
-app.get('/donate', (req, res) => res.redirect('https://muffin.ink/donate.html'));
+app.get('/donate', (req, res) => res.redirect('https://docs.turbowarp.org/donate'));
 app.get('/desktop', (req, res) => res.redirect('https://desktop.turbowarp.org/'));
 app.get('/download', (req, res) => res.redirect('https://desktop.turbowarp.org/'));
 app.get('/packager', (req, res) => res.redirect('https://packager.turbowarp.org/'));