Added the DNG file into the samples

samples/Skia.Forms.Demo/Skia.Forms.Demo.csproj

@@ -68,6 +68,9 @@
     <EmbeddedResource Include="..\SharedDemo\baboon.png">
       <Link>baboon.png</Link>
     </EmbeddedResource>
+    <EmbeddedResource Include="..\SharedDemo\adobe-dng.dng">
+      <Link>adobe-dng.dng</Link>
+    </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />

samples/Skia.tvOS.Demo/Skia.tvOS.Demo.csproj

@@ -145,6 +145,9 @@
     <EmbeddedResource Include="..\SharedDemo\embedded-font.ttf">
       <Link>embedded-font.ttf</Link>
     </EmbeddedResource>
+    <EmbeddedResource Include="..\SharedDemo\adobe-dng.dng">
+      <Link>adobe-dng.dng</Link>
+    </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
     <BundleResource Include="..\SharedDemo\content-font.ttf">