remove contraction

Author: fmichonneau

_includes/life_cycle.html

@@ -28,7 +28,7 @@
 {% elsif site.life_cycle == "stable" %}
 
 {% comment %}
-We don't do anything special unless this is a Carpentries Lab lesson
+We do not do anything special unless this is a Carpentries Lab lesson
 {% endcomment %}
 
 {% if site.carpentry == "lab" %}