Add fullstop to make sentence make sense. Touch parargraph while at it.

docsite/rst/playbooks_variables.rst

@@ -793,8 +793,8 @@ Basically, anything that goes into "role defaults" (the defaults folder inside t
 
 .. rubric:: Footnotes
 
-.. [1] Tasks in each role will see their own role's defaults tasks outside of roles will the last role's defaults
-.. [2] Variables defined in inventory file or provided by dynamic inventory
+.. [1] Tasks in each role will see their own role's defaults. Tasks defined outside of a role will see the last role's defaults.
+.. [2] Variables defined in inventory file or provided by dynamic inventory.
 
 .. note:: Within a any section, redefining a var will overwrite the previous instance.
           If multiple groups have the same variable, the last one loaded wins.