Update about section (#18702)

Co-authored-by: Joakim Sørensen <joasoe@gmail.com>
Co-authored-by: Paulus Schoutsen <balloob@gmail.com>

_config.yml

@@ -8,7 +8,10 @@ title: Home Assistant
 subtitle: Open source home automation that puts local control and privacy first.
 author: Home Assistant
 simple_search: https://www.google.com/search
-description: Open source home automation that puts local control and privacy first.
+description: >-
+  Open source home automation that puts local control and privacy first.
+  Powered by a worldwide community of tinkerers and DIY enthusiasts.
+  Perfect to run on a Raspberry Pi or a local server.
 
 # Default date format is "ordinal" (resulting in "July 22nd 2007")
 # You can customize the format as defined in

source/_includes/asides/about.html

@@ -2,7 +2,7 @@
   <h1 class="title delta">About Home Assistant</h1>
   <ul class="divided">
     <li>
-      Home Assistant is an open-source home automation platform running on Python 3. Track and control all devices at home and automate control.
+      {{ site.description }}
     </li>
     <li><a href='/getting-started/'>Get started with Home Assistant</a></li>
     <li><a href='https://demo.home-assistant.io'>Try the online demo</a></li>

source/_includes/custom/welcome.html

@@ -1,6 +1,6 @@
- <h1>Awaken your home</h1>
- <p class="lead">
-Open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server.
+<h1>Awaken your home</h1>
+<p class="lead">
+  {{ site.description }}
 </p>
 
 <p class='hero-buttons'>

source/index.html

@@ -5,8 +5,6 @@ hero_unit: true
 is_homepage: true
 regenerate: true
 feedback: false
-description:
-  Open source home automation that puts local control and privacy first.
 ---
 
 <div class="frontpage">