Simplify If statements

Author: kunall17

app/src/main/java/com/zulip/android/filters/NarrowFilterPM.java

@@ -67,10 +67,7 @@ public Where<Message, Object> modWhere(Where<Message, Object> where)
 
     @Override
     public boolean matches(Message msg) {
-        if (msg.getType() == MessageType.PRIVATE_MESSAGE) {
-            return msg.getRawRecipients().equals(recipientString);
-        }
-        return false;
+        return msg.getType() == MessageType.PRIVATE_MESSAGE && msg.getRawRecipients().equals(recipientString);
     }
 
     @Override