fix SVG mimetype name (#10181) (#10185)

Author: IanMatthewHuff

news/2 Fixes/10168.md

@@ -0,0 +1 @@
+Fix svg mimetype so it shows up correctly in richest mimetype order.

src/datascience-ui/interactive-common/transforms.tsx

@@ -65,7 +65,7 @@ const mimeTypeToImport: TransformData[] = [
         const module = await import(/* webpackChunkName: "plotly" */ '@nteract/transform-plotly');
         return module.PlotlyTransform;
     }),
-    new TransformData('image/svg', async () => {
+    new TransformData('image/svg+xml', async () => {
         const module = await import(/* webpackChunkName: "nteract_transforms" */ '@nteract/transforms');
         return module.SVGTransform;
     }),