update links

Author: rvhonorato

docs/src/SUMMARY.md

@@ -5,4 +5,5 @@
 - [Usage](./usage.md)
 - [Examples](./examples.md)
   - [Setting up BM5](./setting-up-bm5.md)
+- [Configuration Reference](./reference.md)
 - [Development](./development.md)

docs/src/usage.md

@@ -102,7 +102,7 @@ scenarios:
         cmrest: true
 ```
 
-See [Writing a Benchmark YAML File](#step-3-write-the-benchmark-configuration) for complete configuration options.
+See [Configuration Reference](./reference.md) for complete configuration options.
 
 ### Step 4: Run the Benchmark