aesthetic change to strings

app/src/main/res/values-de/strings.xml

@@ -2,7 +2,7 @@
 <resources>
     <string name="about">Information</string>
     <string name="about_title">Info</string>
-    <string name="send_beer">Shick mir €5 für ein Bier über PayPal</string>
+    <string name="send_beer">Kauf mir ein Bier über PayPal</string>
     <string name="notifications_title">Benachrichtigung</string>
     <string name="enable_weblog_notifications_text">Benachrichtige mich über Neuerungen auf der Weblog</string>
     <string name="about_text">

app/src/main/res/values-en/strings.xml

@@ -7,7 +7,7 @@
         source code of this project can be found on its GitHub repository.
     </string>
     <string name="about_title">About</string>
-    <string name="send_beer">Send me €5 for beer on PayPal</string>
+    <string name="send_beer">Buy me a beer on PayPal</string>
     <string name="notifications_title">Notifications</string>
     <string name="enable_weblog_notifications_text">Notify me when new updates are posted to the weblog</string>
     <string name="about_text">