fix(docs): Fix wording

Author: Airblader

projects/ngqp-demo/src/app/getting-started/getting-started.component.html

@@ -5,7 +5,7 @@ <h1>Installation</h1>
 
     <hr />
 
-    You can also install it manually using
+    You can also install ngqp manually by using
     <demo-snippet type="bash" code="yarn add @ngqp/core"></demo-snippet>
 
     and then importing it to your app's root module: