Logging improvement.

1Weather/Model/LocationManager.swift

@@ -423,12 +423,14 @@ public class LocationManager {
     private func makeLocation(from partialLocation: PartialLocation, completion: @escaping (Location?) -> ()) {
         if let fipsCode = partialLocation.fipsCode {
             if let existingLocation = locations.first(where: { $0.fipsCode == fipsCode }) {
+                log.info("Geo lookup: found location using FIPS code: \(existingLocation)")
                 completion(existingLocation)
                 return
             }
         }
         if let cityId = partialLocation.optionalCityId {
             if let existingLocation = locations.first(where: { $0.cityId == cityId }) {
+                log.info("Geo lookup: found location using city ID: \(existingLocation)")
                 completion(existingLocation)
                 return
             }