Updated Admin API Reference (markdown)

Admin-API-Reference.md

@@ -57,6 +57,16 @@ Logged requests and responses received by the mock service.
 * `GET    /__admin/requests/unmatched` --> TODO
 * `GET    /__admin/requests/unmatched/near-misses` --> TODO
 
+### `POST   /__admin/requests/find`
+For example, this will return all requests that were performed to this specific path.
+``` cmd
+curl --location --request POST 'http://localhost:9999/__admin/requests/find' \
+--header 'Content-Type: application/json' \
+--data-raw '{
+    "path": "/path/to/search/for"
+}
+```
+
 ***
 For some **example requests**, see this [PostMan Collection](https://www.getpostman.com/collections/b69dcea7ec19473bff1e)
 ***