Remove trailing period from Previews Page Info string

The rest of the strings in the Preview Page Info dialog don't have
periods at the end, so remove this one too.

Bug: 871839
Change-Id: I3d70e667aaace71df1586bf670c03e1fac55d02e
Reviewed-on: https://chromium-review.googlesource.com/c/1264935Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Commit-Queue: Robert Ogden <robertogden@chromium.org>
Cr-Commit-Position: refs/heads/master@{#597158}

chrome/android/java/strings/android_chrome_strings.grd

@@ -2229,7 +2229,7 @@ To obtain new licenses, connect to the internet and play your downloaded content
         Open Online
       </message>
       <message name="IDS_PAGE_INFO_PREVIEW_MESSAGE" desc="This text is displayed in the page info bubble when the currently viewed page has been modified by Google to be a lighter and faster version of the original page. The word 'Lite' should match the translation in TC ID 1019734090540434451">
-        Lite page delivered by Google.
+        Lite page delivered by Google
       </message>
       <message name="IDS_PAGE_INFO_PREVIEW_LOAD_ORIGINAL" desc="This text, when clicked, loads the original page from its origin without any treatments. This text is shown in the page info bubble when the currently viewed page has been modified to be a lighter and faster version of the original page.">
         <ph name="BEGIN_LINK">&lt;link&gt;</ph>Load original page<ph name="END_LINK">&lt;/link&gt;</ph> from <ph name="DOMAIN_NAME">%1$s<ex>google.com</ex></ph>