Update netlify.com URLs to netlify.app

The https://enduroproject.netlify.com URL is no longer resolving for
some reason.

README.md

@@ -19,7 +19,7 @@ fault-tolerant workflows suited for preservation.
 
 ## Further reading
 
-Visit https://enduroproject.netlify.com for more details.
+Visit https://enduroproject.netlify.app for more details.
 
 [National Health Archive (NHA)]: https://www.piql.com/norwegians-digital-health-data-to-be-preserved-for-future-generations/
 [National Center for Truth and Reconciliation (NCTR)]: https://nctr.ca/about/about-the-nctr/our-mandate/

ui/src/App.vue

@@ -12,7 +12,7 @@
               <b-nav-item :to="{ name: 'pipelines' }">Pipelines</b-nav-item>
             </b-navbar-nav>
             <b-navbar-nav class="ml-auto">
-              <b-nav-item href="https://enduroproject.netlify.com">Docs</b-nav-item>
+              <b-nav-item href="https://enduroproject.netlify.app">Docs</b-nav-item>
               <b-nav-item href="https://github.com/artefactual-labs/enduro">GitHub</b-nav-item>
             </b-navbar-nav>
           </b-collapse>

website/content/en/docs/contribution-guidelines/docs.md

@@ -6,7 +6,7 @@ description: >
   Help us write better documentation.
 ---
 
-Our docs are served from: https://enduroproject.netlify.com/. This is kindly
+Our docs are served from: https://enduroproject.netlify.app/. This is kindly
 offered by Netlify. We are not using a custom domain yet.
 
 The docs are built with [Hugo][hugo]. The sources are hosted in the Enduro