Fix typo

Fix broken link

Author: Johannes Ernst

content/quickstart/evaluate/_index.md

@@ -79,7 +79,7 @@ experience what they expect from social media: users can follow other users on o
 instances, posts get distributed to followers, not mangled in the process, they can like
 posts, boost them, reply etc.
 
-We will use a Linux container in which to run the tests. (If you are unfamiliar with the
+We will use a Linux container in which to run the tests. (If you are unfamiliar with
 Linux containers, Red Hat has a high-level
 [explanation here](https://www.redhat.com/en/topics/containers/whats-a-linux-container).)
 Our container needs to run {{% gl ubosgears %}}, which automates the installation

content/quickstart/sandbox/_index.md

@@ -129,7 +129,7 @@ We suggest you follow an approach such as this:
 
 * Identify the roles of {{% gls Node %}} that you have in your system. You may have a traditional
   client-server system, or you may have a P2P system, or a more complex architecture
-  (such as a [Peer Computing Architecture](https://peercomputing.net./) as in the
+  (such as a [Peer Computing Architecture](https://peercomputing.org/) as in the
   ActivityPub-based Fediverse).
 
 * Identify the interaction patterns between the {{% gls Node %}} with the different roles.