fix: restore github api querystring (#3964)

lib/routes/github/file.js

@@ -1,5 +1,6 @@
 const got = require('@/utils/got');
 const config = require('@/config').value;
+const queryString = require('query-string');
 
 module.exports = async (ctx) => {
     const user = ctx.params.user;
@@ -14,6 +15,10 @@ module.exports = async (ctx) => {
         headers.Authorization = `token ${config.github.access_token}`;
     }
     const res = await got.get(`https://api.github.com/repos/${user}/${repo}/commits`, {
+        searchParams: queryString.stringify({
+            sha: branch,
+            path: filepath,
+        }),
         headers,
     });
     const list = res.data;