Re-order GPS check to eliminate TOO old message (#3152)

src/gps/GPS.cpp

@@ -1115,6 +1115,10 @@ bool GPS::lookForLocation()
               reader.date.age(), reader.time.age());
 #endif // GPS_EXTRAVERBOSE
 
+    // Is this a new point or are we re-reading the previous one?
+    if (!reader.location.isUpdated())
+        return false;
+
     // check if a complete GPS solution set is available for reading
     //   tinyGPSDatum::age() also includes isValid() test
     // FIXME
@@ -1127,10 +1131,6 @@ bool GPS::lookForLocation()
         return false;
     }
 
-    // Is this a new point or are we re-reading the previous one?
-    if (!reader.location.isUpdated())
-        return false;
-
     // We know the solution is fresh and valid, so just read the data
     auto loc = reader.location.value();