fix: reduce graphQL pagination size to 10 (#2579)

This will make more API calls, but reduce the chance of a timeout

Author: compwright

src/github.ts

@@ -447,7 +447,7 @@ export class GitHub {
       cursor,
       owner: this.repository.owner,
       repo: this.repository.repo,
-      num: 25,
+      num: 10,
       targetBranch,
       maxFilesChanged: 100, // max is 100
     };