Avoids null reference exception

Prevents a null reference exception when the embedded image name is empty.

- Checks for null or empty embedded image names before attempting to load the resource.
- Returns early if the image name is invalid, preventing a crash.

Author: michaelstonis

AuroraControlsMaui/SvgImageView.cs

@@ -170,6 +170,11 @@ private void SetSvgResource()
     {
         string embeddedImageName = EmbeddedImageName;
 
+        if (string.IsNullOrEmpty(embeddedImageName))
+        {
+            return;
+        }
+
         lock (_pictureLock)
         {
             using var imageStream = EmbeddedResourceLoader.Load(embeddedImageName);

AuroraControlsMaui/Tile.cs

@@ -727,6 +727,11 @@ private void SetSvgResource()
     {
         string embeddedImageName = EmbeddedImageName;
 
+        if (string.IsNullOrEmpty(embeddedImageName))
+        {
+            return;
+        }
+
         lock (_pictureLock)
         {
             using var imageStream = EmbeddedResourceLoader.Load(embeddedImageName);