add images

index.html

@@ -4,6 +4,8 @@
 ---
 
 <div id="opening-text">
+  <img src="https://raw.githubusercontent.com/openutd/sudoers-docs/master/images/qr-code-discord.png" style="float:left;">
+  <img src="https://raw.githubusercontent.com/openutd/sudoers-docs/master/images/qr-code-matrix.png" style="float:right;">
   <p>OpenUTD is a student organization devoted to the teaching and advocacy of Linux, open source, and free software of all kinds.</p>
   <p>Come join our <a href="https://discord.gg/HA68vVB">Discord</a> to get involved!</p>
   <p>We also have a <a href="https://matrix.to/#/#openutd:synapse.casuallyblue.dev">Matrix</a> room</p>