Bluetooth Scanning API: Fix Bluetooth scanning string for translators

Per comment at:
https://bugs.chromium.org/p/chromium/issues/detail?id=953075#c17
This CL fixes the string for translators.

TBR=reillyg@chromium.org

Bug: 953075, 960960
Change-Id: I005aaea8a8232eefbc07b981c57ba5af7bab2ef4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1695930
Commit-Queue: Jun Cai <juncai@chromium.org>
Reviewed-by: Jun Cai <juncai@chromium.org>
Cr-Commit-Position: refs/heads/master@{#676522}

chrome/android/java/strings/android_chrome_strings.grd

@@ -1814,7 +1814,7 @@ To change this setting, <ph name="BEGIN_LINK">&lt;resetlink&gt;</ph>reset sync<p
 
       <!-- Bluetooth Scanning Prompt strings -->
       <message name="IDS_BLUETOOTH_SCANNING_PROMPT_ORIGIN" desc="The label that is used to introduce Bluetooth scanning prompt details to the user when it is from a website.">
-        <ph name="SITE">%1$s<ex>www.google.com</ex></ph> wants to scan for nearby Bluetooth devices, the following devices have been found:
+        <ph name="SITE">%1$s<ex>www.google.com</ex></ph> wants to scan for nearby Bluetooth devices. The following devices have been found:
       </message>
       <message name="IDS_BLUETOOTH_SCANNING_DEVICE_UNKNOWN" desc="Text to identify Bluetooth devices of unknown or unsupported class.">
         Unknown or unsupported device (<ph name="DEVICE_ID">%1$s<ex>A1:B2:C3:D4:E5:F6</ex></ph>)

chrome/app/generated_resources.grd

@@ -9203,7 +9203,7 @@ Please help our engineers fix this problem. Tell us what happened right before y
       No nearby devices found.
     </message>
     <message name="IDS_BLUETOOTH_SCANNING_PROMPT_ORIGIN" desc="The label that is used to introduce Bluetooth scanning prompt details to the user when it is from a website.">
-      <ph name="Origin">$1<ex>www.google.com</ex></ph> wants to scan for nearby Bluetooth devices, the following devices have been found:
+      <ph name="Origin">$1<ex>www.google.com</ex></ph> wants to scan for nearby Bluetooth devices. The following devices have been found:
     </message>
     <message name="IDS_BLUETOOTH_SCANNING_PROMPT_ALLOW_BUTTON_TEXT" desc="Label on the button that allows Bluetooth scanning." formatter_data="android_java">
       Allow