Fix capitilization on verified flow

lms/templates/verify_student/show_requirements.html

@@ -119,7 +119,7 @@
             <div class="copy">
               <p>
                 <span class="copy-super">${_("A photo identification document")}</span>
-                <span class="copy-sub">${_("a driver's license, passport, or other government or school-issued ID with your name and picture on it")}</span>
+                <span class="copy-sub">${_("A driver's license, passport, or other government or school-issued ID with your name and picture on it")}</span>
               </p>
             </div>
           </li>