fix mcp docs generation (#31)

<!-- If this pull request closes an issue, please mention the issue
number below -->
Closes # <!-- Issue # here -->

## 💸 TL;DR
<!-- What's the three sentence summary of purpose of the PR -->

## 📜 Details
[Design Doc](<!-- insert Google Doc link here if applicable -->)

[Jira](<!-- insert Jira link if applicable -->)

<!-- Add additional details required for the PR: breaking changes,
screenshots, external dependency changes -->

## 🧪 Testing Steps / Validation
<!-- add details on how this PR has been tested, include reproductions
and screenshots where applicable -->

## ✅ Checks
<!-- Make sure your pr passes the CI checks and do check the following
fields as needed - -->
- [ ] CI tests (if present) are passing
- [ ] Adheres to code style for repo
- [ ] Contributor License Agreement (CLA) completed if not a Reddit
employee

Author: mwood23

src/scripts/generateChunks.ts

@@ -59,9 +59,10 @@ interface Config {
 
 /** Configuration object for easy editing */
 const config: Config = {
-  repoUrl: 'reddit/devvit',
+  repoUrl: 'reddit/devvit-docs',
   branch: 'main',
-  pathInRepo: 'devvit-docs',
+  // The Devvit docs are now hosted in their own repo (not under the devvit monorepo).
+  pathInRepo: '.',
   includePatterns: [
     '**/docs/**/*.md',
     '**/docs/**/*.mdx',