Added a JSConfig file

This file will allow intellisense to work with the absolute paths
That the closure compiler needs.

Change-Id: I6ca4e9c5db61e3c9c40b648bf0ca3ff34cc093d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3759523
Reviewed-by: Josiah Krutz <josiahk@google.com>
Reviewed-by: David Tseng <dtseng@chromium.org>
Commit-Queue: Jacob Francis <francisjp@google.com>
Cr-Commit-Position: refs/heads/main@{#1023459}

chrome/browser/resources/chromeos/accessibility/jsconfig.json

@@ -0,0 +1,10 @@
+{
+  "compilerOptions": {
+    "allowJs": true,
+    "baseUrl": ".",
+    "paths": {
+      "/*":["./*"]
+    }
+  },
+  "include": ["."]
+}