Adding update endpoint for location, player, spawnable, and user

GameAuthApi.Tests/LocationControllerTests.cs

@@ -37,4 +37,16 @@ public class LocationControllerTests
 
         Assert.IsType<NotFoundObjectResult>(result);
     }
+
+    [Fact]
+    public async Task Update_NotFound()
+    {
+        var svc = new Mock<LocationService>(config);
+        svc.Setup(l => l.GetByIdAsync("id")).ReturnsAsync((Location?)null);
+        var controller = new LocationController(svc.Object, new Mock<PlayerService>(config).Object);
+
+        var result = await controller.Update("id", new UpdateLocationRequest());
+
+        Assert.IsType<NotFoundObjectResult>(result);
+    }
 }