fix reference in scanner options section

Author: RubenHalman

README.md

@@ -16,7 +16,7 @@
 
 - **[Usage](#usage)**
 - **[Configuration](#configuration)**
-  - **[Scanner Options](#scanner-options)**
+  - [Scanner Options](#scanner-options)
 - **[Installation](#installation)**
 - **[Development](#development)**
 
@@ -90,7 +90,7 @@ Using the rules section of your configurations, you can specify the list of rule
 }
 ```
 
-Note: if you prefer JSON format, you can create a `.flow-scanner.json` file using the same format. For a more on configurations, review the [scanner documentation](https://flow-scanner.github.io/lightning-flow-scanner-core/#configurations).
+Note: if you prefer JSON format, you can create a `.flow-scanner.json` file using the same format. For a more on configurations, review the [scanner documentation](https://flow-scanner.github.io/lightning-flow-scanner-core/#configuration).
 
 ---