Fix the Dutch strings

Change-Id: I637e18274373c9651cd135160f0a790f41bf71fa
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index c119588..501c38c 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -6,7 +6,7 @@
     </plurals>
     <plurals name="camera_swap_notification_summary">
         <item quantity="one">Camera succesvol vervangen.</item>
-        <item quantity="other">Camera's succesvol vervangen.</item>
+        <item quantity="other">Camera\'s succesvol vervangen.</item>
     </plurals>
     <plurals name="camera_swap_notification_text">
         <item quantity="one">Om ervoor te zorgen dat je nieuwe camera optimaal functioneert, lees alsjeblieft deze tips.</item>