Rename nextjs workflow

Author: samholmes

.github/workflows/nextjs.yml renamed to .github/workflows/deploy.yml

@@ -1,8 +1,4 @@
-# Sample workflow for building and deploying a Next.js site to GitHub Pages
-#
-# To get started with Next.js see: https://nextjs.org/docs/getting-started
-#
-name: Deploy Next.js site to Pages
+name: Deploy
 
 on:
   # Runs on pushes targeting the default branch