Fix % character in another string resource

Author: nalcalag

subscriptions/subscriptions-impl/src/main/res/values/strings-subscriptions.xml

@@ -196,7 +196,7 @@
     <string name="switchBottomSheetDescriptionUpgrade">A yearly plan is just $8.33/mo, compared to your current $9.99 monthly plan.</string>
     <string name="switchBottomSheetPrimaryButtonUpgrade">Switch to Yearly ($99.99/year)</string>
     <string name="switchBottomSheetSecondaryButtonUpgrade">Keep Monthly Plan</string>
-    <string name="switchBottomSheetTitleDowngrade">You’re saving 16% with\na yearly plan!</string>
+    <string name="switchBottomSheetTitleDowngrade">You’re saving 16%% with\na yearly plan!</string>
     <string name="switchBottomSheetDescriptionDowngrade">Switching will increase your monthly price from $8.33/mo to $9.99/mo.</string>
     <string name="switchBottomSheetPrimaryButtonDowngrade">Keep Yearly Plan</string>
     <string name="switchBottomSheetSecondaryButtonDowngrade">Switch to Monthly ($9.99/month)</string>