fix Express.js title in starter references.

Signed-off-by: Michael Valdron <mvaldron@redhat.com>

libs/docs/src/docs/2.1.0/helloworld-example-che.md

@@ -18,7 +18,7 @@ This guide will run through creating a simple hello world devfile project using
     1. Sign in / Sign up with a free Red Hat account and use [Che Developer Sandbox](https://developers.redhat.com/developer-sandbox/ide)
     2. Setup a [local instance of Eclipse Che](https://www.eclipse.org/che/docs/stable/administration-guide/installing-che-locally/)
 
-2. For the hello world example, we will create a simple [hello world expressjs](https://expressjs.com/en/starter/hello-world.html) application
+2. For the hello world example, we will create a simple [hello world Express.js](https://expressjs.com/en/starter/hello-world.html) application
 
 3. In Eclipse Che, create an empty workspace
 

libs/docs/src/docs/no-version/helloworld-example-odo.md

@@ -16,7 +16,7 @@ This guide will run through creating a simple hello world devfile project using
 
 1. Install `odo` version 3 if you do not already have it by following the [Installation guide](https://odo.dev/docs/overview/installation)
 
-2. Create a directory to store a simple [hello world expressjs](https://expressjs.com/en/starter/hello-world.html) application
+2. Create a directory to store a simple [hello world Express.js](https://expressjs.com/en/starter/hello-world.html) application
 
     ```json {% title="package.json file" filename="package.json" %}
     {