fix(docs): clean up front-matter

front-matter should be in the form of

---
key: value
---

this adds the colon to the title key

docs/enrollment-pathways/README.md

@@ -19,7 +19,7 @@ See our Product Roadmap for more information on planned feature development and
 ```mermaid
 timeline
 ---
-title Cal-ITP Benefits Product Roadmap
+title: Cal-ITP Benefits Product Roadmap
 ----
 %% Cal-ITP Benefits Epics (2024)
           section 2024