Make the ESLint ignore pattern more generic (#8267)

VS2019 seems to put temporary files in one more place that ESLint now catches

Author: joelverhagen

.eslintignore

@@ -3,6 +3,6 @@
 #
 # Prepend each file with a globbing '**/' because our official builds run in a complex way that makes it hard to depend
 # on specific relative paths.
-**/src/NuGetGallery/Scripts/gallery/jquery-3.4.1.js
-**/src/NuGetGallery/Scripts/gallery/knockout-3.5.1.js
-**/src/NuGetGallery/Scripts/gallery/moment-2.18.1.js
+**/Scripts/gallery/jquery-3.4.1.js
+**/Scripts/gallery/knockout-3.5.1.js
+**/Scripts/gallery/moment-2.18.1.js