Fill in missing switch in watch (#1805)

Author: rnystrom

FreetimeWatch Extension/Assets.xcassets/alert.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "alert@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "alert@3x.png",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

FreetimeWatch Extension/Assets.xcassets/alert.imageset/alert@2x.png

@@ -77,6 +77,7 @@ final class RepoInboxController: WKInterfaceController {
             case .pullRequest: imageName = "git-pull-request"
             case .release: imageName = "tag"
             case .repo: imageName = "repo"
+            case .vulnerabilityAlert: imageName = "alert"
             }
             row.typeImage.setImage(UIImage(named: imageName)?.withRenderingMode(.alwaysTemplate))