Add icons to project to ensure bundling (#8385)

Author: drewgillies

src/NuGetGallery/NuGetGallery.csproj

@@ -1339,6 +1339,8 @@
     <Content Include="Content\gallery\img\facebook.svg" />
     <Content Include="Content\gallery\img\git-32x32.png" />
     <Content Include="Content\gallery\img\git.svg" />
+    <Content Include="Content\gallery\img\fuget-32x32.png" />
+    <Content Include="Content\gallery\img\fuget.svg" />
     <Content Include="Content\gallery\img\github-32x32.png" />
     <Content Include="Content\gallery\img\github.svg" />
     <Content Include="Content\gallery\img\logo-footer-184x57.png" />

src/NuGetGallery/Views/Packages/DisplayPackage.cshtml

@@ -1032,7 +1032,7 @@
                              @ViewHelpers.ImageFallback(Url.Absolute("~/Content/gallery/img/fuget-32x32.png")) />
                         <a href="@Model.FuGetUrl" data-track="outbound-repository-url"
                            aria-label="open in fuget.org explorer"
-                           title="Explore additional package info on fuget.org" rel="nofollow" target="_blank">
+                           title="Explore additional package info on fuget.org" rel="nofollow">
                             Open in FuGet Package Explorer
                         </a>
                     </li>