Better i18n on the password reset page

lms/templates/registration/password_reset_confirm.html

@@ -91,7 +91,11 @@
         </div>
 
         <p class="instructions">
-        {% trans 'Please enter your new password twice so we can verify you typed it in correctly. <br /> Required fields are noted by <strong class="indicator">bold text and an asterisk (*)</strong>.' %}
+        {% trans 'Please enter your new password twice so we can verify you typed it in correctly.' %}
+        <br />
+        {% blocktrans with bold_start='<strong class="indicator">' bold_end='</strong>' %}
+        Required fields are noted by {{bold_start}}bold text and an asterisk (*){{bold_end}}.
+        {% endblocktrans %}
         </p>
 
         <fieldset class="group group-form group-form-requiredinformation">