Update demo project with inline images

Author: gonzalezreal

Examples/Demo/Demo/Assets.xcassets/smallDog.imageset/237-30x40.jpg

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "237-30x40.jpg",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Examples/Demo/Demo/Assets.xcassets/smallDog.imageset/Contents.json

@@ -13,18 +13,23 @@ struct ImageProvidersView: View {
     """
 
   private let otherContent = """
-    You can use the built-in `AssetImageProvider` to load images from image assets.
+    You can use the built-in `AssetImageProvider` and `AssetInlineImageProvider`
+    to load images from image assets.
 
     ```swift
     Markdown {
       "![A dog](dog)"
+      "A ![dog](smallDog) within a line of text."
       "― Photo by André Spieker"
     }
     .markdownImageProvider(.asset)
+    .markdownInlineImageProvider(.asset)
     ```
 
     ![A dog](dog)
 
+    A ![dog](smallDog) within a line of text.
+
     ― Photo by André Spieker
     """
 
@@ -36,6 +41,7 @@ struct ImageProvidersView: View {
       Section("Image Assets") {
         Markdown(self.otherContent)
           .markdownImageProvider(.asset)
+          .markdownInlineImageProvider(.asset)
       }
     }
   }

Examples/Demo/Demo/ImageProvidersView.swift

@@ -15,25 +15,31 @@ struct ImagesView: View {
     ― Photo by Jennifer Trovato
     """
 
-  private let assetContent = """
-    You can configure a `Markdown` view to load images from the asset catalog.
+  private let inlineImageContent = """
+    You can also insert images in a line of text, such as
+    ![](https://picsum.photos/id/237/50/25) or
+    ![](https://picsum.photos/id/433/50/25).
 
-    ```swift
-    Markdown {
-      "![This is an image](237-200x300)"
-    }
-    .markdownImageProvider(.asset)
+    ```
+    You can also insert images in a line of text, such as
+    ![](https://picsum.photos/id/237/50/25) or
+    ![](https://picsum.photos/id/433/50/25).
     ```
 
-    ![This is an image](dog)
+    Note that MarkdownUI does not apply any styling to inline
+    images.
 
-    ― Photo by André Spieker
+    ― Photos by André Spieker and Thomas Lefebvre
     """
 
   var body: some View {
     DemoView {
       Markdown(self.content)
 
+      Section("Inline images") {
+        Markdown(self.inlineImageContent)
+      }
+
       Section("Customization Example") {
         Markdown(self.content)
       }