[Android][WebSignIn][UI] Update subtitle string for bottom sheet

This CL updates the subtitle string for the web sign-in bottom sheet
according to the latest UI mock.

Screenshot: https://crbug.com/1119718#c2
Bug: 1119718
Change-Id: I0babfaece628a469944f170bcbe920aa559cbd01
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2367681Reviewed-by: Ted Choc <tedchoc@chromium.org>
Reviewed-by: Tanmoy Mollik <triploblastic@chromium.org>
Commit-Queue: Alice Wang <aliceywang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806669}

chrome/android/java/res/layout/account_picker_bottom_sheet_view.xml

@@ -41,6 +41,8 @@
         android:id="@+id/account_picker_bottom_sheet_subtitle"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:layout_marginStart="44dp"
+        android:layout_marginEnd="44dp"
         android:layout_marginBottom="16dp"
         android:gravity="center_horizontal"
         android:textAppearance="@style/TextAppearance.TextMedium.Secondary"

chrome/browser/ui/android/strings/android_chrome_strings.grd

@@ -2438,7 +2438,7 @@ To change this setting, <ph name="BEGIN_LINK">&lt;resetlink&gt;</ph>reset sync<p
         Choose an account
       </message>
       <message name="IDS_SIGNIN_ACCOUNT_PICKER_BOTTOM_SHEET_SUBTITLE" desc="The subtitle for the account picker bottom sheet that tells the user what happens if the button 'Continue as John Doe' is clicked">
-        You’ll be signed in with your Google Account\n(this won’t turn on Chrome Sync)
+        You’ll be signed in to this site, Chrome, and Google apps
       </message>
       <message name="IDS_SIGNIN_ACCOUNT_PICKER_BOTTOM_SHEET_SIGNIN_TITLE" desc="The title of the account picker bottom sheet tells that the user is in the process of signing in with their Google Account">
         Signing in...

chrome/browser/ui/android/strings/android_chrome_strings_grd/IDS_SIGNIN_ACCOUNT_PICKER_BOTTOM_SHEET_SUBTITLE.png.sha1

-2dcacf290c7a55db4d3cb803a107fa375645fa6f
+4fbd75618be02396a4dd8761f68f45375434aad3
\ No newline at end of file