Remove extra spacing between sidebar modules

Due to changes in the CSS, this extra spacing is unnecessary.
Signed-off-by: Ethan Madison <ethan@ethanmad.com>

layouts/partials/sidebar-single.html

@@ -16,9 +16,6 @@
             </div>
         {{ end }}
 
-    {{ if (isset .Site.Params "practiceTimes") and (isset .Site.Params "calendarId") }}
-    <br><br>
-    {{ end }}
         {{ with .Site.Params.calendarId }}
             <div class="sidebar-module">
                 <h4 class="sidebar-heading">Calendar</h4>