chore: Fix typo

Author: spuxx-dev

apps/spuxx-astro/src/pages/index.astro

@@ -17,7 +17,7 @@ import Heading from '../components/common/Heading.astro';
     I'm a web developer and software architect at Deutsche Bahn, the German
     public railway company. In days long past I studied biology and worked as a
     trainer and science journalist for many years. Nowadays I mostly do web
-    stuff and kubernetes. Here are a couple of thins I enjoy:
+    stuff and kubernetes. Here are a couple of things I enjoy:
   </p>
   <TechShowCase />
   <br />