Clarify localization note in blockedSite.properties. b=403462, r=l10n, a=schrep

browser/locales/en-US/chrome/browser/safebrowsing/blockedSite.properties

@@ -6,6 +6,7 @@ phishing.title=Suspected Web Forgery!
 phishing.shortDesc=The web site at %S has been reported as a web forgery designed to trick users into sharing personal or financial information.
 phishing.longDesc=<p>Entering any personal information on this page may result in identity theft or other fraud.</p><p>These types of web forgeries are used in scams known as phishing attacks, in which fraudulent web pages and emails are used to imitate sources you may trust.</p>
 
-# Localization note (phishing.learnMoreLink): please leave the <a id="faqLink" href=""> text
-# as-is.  A localized href is pulled in from user preferences automatically.
+# Localization note (phishing.learnMoreLink): please leave the HTML tags as-is.
+# A localized href is pulled in from user preferences automatically.  The anchor
+# text, as well as the rest of the sentence, should be translated.
 phishing.learnMoreLink=<p>You can find out more about <a id="faqLink" href="">how %S protects you</a> from phishing attacks.</p>