fix links

Author: rkdarst

teaching-plan.md

@@ -8,7 +8,7 @@ of the team-teaching (saying who does what at each time and all).
 
 ## Example plan
 
-https://hackmd.io/@AaltoSciComp/2025kickstart-tritondemos
+<https://hackmd.io/@AaltoSciComp/2025kickstart-tritondemos>
 
 This plan format has worked well in the past.  It worked very well,
 because:

team-teaching.rst

@@ -89,9 +89,7 @@ different sections.
      "interviews" the expert to explain what's going on.
 
    This is implemented in the following teaching plan (see
-   :doc:`teaching-plan`).
-		
-   https://hackmd.io/@AaltoSciComp/2025kickstart-tritondemos
+   :doc:`teaching-plan`): https://hackmd.io/@AaltoSciComp/2025kickstart-tritondemos