Added testing for many of the swiftui mapview behaviors

Sources/MapLibreSwiftUI/MapViewCoordinator.swift

@@ -183,12 +183,13 @@ extension MapViewCoordinator: MLNMapViewDelegate {
 
         // If any of these are a mismatch, we know the camera is no longer following a desired method, so we should detach and revert
         // to a .centered camera.
+        // If any one of these is true, the desired camera state still matches the mapView's userTrackingMode
         if isFollowing || isFollowingHeading || isFollowingCourse {
-            // User tracking, we can ignore camera updates until we unset this.
+            // User tracking is still active, we can ignore camera updates until we unset/fail this boolean check
             return
         }
 
-        // The user's desired camera is not a user tracking method, now we need to publish back the current mapView state to the camera binding.
+        // The user's desired camera is not a user tracking method, now we need to publish the MLNMapView's camera state to the MapView camera binding.
         parent.camera = .center(mapView.centerCoordinate,
                                 zoom: mapView.zoomLevel,
                                 reason: CameraChangeReason(reason))

Sources/MapLibreSwiftUI/Models/MapCamera/CameraState.swift

@@ -8,6 +8,9 @@ public enum CameraState: Hashable {
     case centered(onCenter: CLLocationCoordinate2D)
 
     /// Follow the user's location using the MapView's internal camera.
+    ///
+    /// This feature uses the MLNMapView's userTrackingMode to .follow which automatically
+    /// follows the user from within the MLNMapView.
     case trackingUserLocation
 
     /// Follow the user's location using the MapView's internal camera with the user's heading.