Add missing trailing slash in Edge tracker links.

site/_includes/bugify.html

@@ -17,7 +17,7 @@ e.g. Bootstrap#19984
     {%- when "Bootstrap" -%}
       <a href="https://github.com/twbs/bootstrap/issues/{{ bug_id }}">#{{ bug_id }}</a>
     {%- when "Edge" -%}
-      <a href="https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/{{ bug_id }}">Edge issue #{{ bug_id }}</a>
+      <a href="https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/{{ bug_id }}/">Edge issue #{{ bug_id }}</a>
     {%- when "A11yUserVoice" -%}
       <a href="https://microsoftaccessibility.uservoice.com/forums/307429-microsoft-accessibility-feedback/suggestions/{{ bug_id }}">Microsoft A11y UserVoice idea #{{ bug_id }}</a>
     {%- when "UserVoice" -%}