SimpleWeather: downgrade SQLite.NET

* Downgrade back to v1.5.231
* v1.6.292 seems to have lock/mutex issues with async methods
* Reference: praeclarum/sqlite-net#881

Author: thewizrd

SimpleWeather.UWP/SimpleWeather.UWP.csproj

@@ -590,7 +590,7 @@
       <Version>1.0.0</Version>
     </PackageReference>
     <PackageReference Include="sqlite-net-pcl">
-      <Version>1.6.292</Version>
+      <Version>1.5.231</Version>
     </PackageReference>
     <PackageReference Include="SQLiteNetExtensions">
       <Version>2.1.0</Version>