Fix spelling errors

Author: Saul Hudson

README.md

@@ -32,20 +32,20 @@ Netlify
 ```
 
 ### Build Instructions
-Requires Node & NPM.
+Requires Node (14) & NPM.
 
 1. Ensure Node Package Manager (NPM) and Angular CLI (NG) are installed.
 ```
 npm -v
 npm install -g @angular/cli
 ng --version
 ```
-2. Fork the reposititory.
+2. Fork the repository.
 3. Clone your fork to your local development environment.
 ```
 git clone [url]
 ```
-4. Change into the Fretonantor directory.
+4. Change into the Fretonator directory.
 ```
 cd fretonator
 ```
@@ -61,4 +61,4 @@ ng serve --open
 
 ```
 This project was generated using [Nx](https://nx.dev).
-```
+```