Fixing up Android strings on branch only.

Making this lower case will hopefully get rid of the TC exception
generated by similar but not identical strings.  As this is in the example
text we don't anticipate this will cause any issues, but we should follow up.

R=matthewyuan@google.com
BUG=438717

Cr-Commit-Position: refs/branch-heads/2214@{#215}
Cr-Branched-From: 03655fd-refs/heads/master@{#303346}

chrome/android/java/strings/android_chrome_strings.grd

@@ -185,7 +185,7 @@ You are signing in with a managed account and giving its administrator control o
       </message>
       <!-- TranslateInfoBar -->
       <message name="IDS_TRANSLATE_INFOBAR_TEXT" desc="Text to display on the translate infobar to offer a translate. [CHAR-LIMIT=64]">
-        This page is in <ph name="SOURCE_LANGUAGE">^1<ex>English</ex></ph>. Translate it to <ph name="TARGET_LANGUAGE">^2<ex>FRENCH</ex></ph>?
+        This page is in <ph name="SOURCE_LANGUAGE">^1<ex>English</ex></ph>. Translate it to <ph name="TARGET_LANGUAGE">^2<ex>French</ex></ph>?
       </message>
       <message name="IDS_TRANSLATE_INFOBAR_CHANGE_LANGUAGES" desc="link text to offer to change languages.">
         Change languages