Extension support page (#1112)

Signed-off-by: Roman <ixrock@gmail.com>
Co-authored-by: Jim Ehrismann <40840436+jim-docker@users.noreply.github.com>

package.json

@@ -176,7 +176,8 @@
     "extensions": [
       "telemetry",
       "pod-menu",
-      "node-menu"
+      "node-menu",
+      "support-page"
     ]
   },
   "dependencies": {
@@ -314,7 +315,6 @@
     "jest": "^26.0.1",
     "jest-mock-extended": "^1.0.10",
     "make-plural": "^6.2.1",
-    "material-design-icons": "^3.0.1",
     "mini-css-extract-plugin": "^0.9.0",
     "mobx-react": "^6.2.2",
     "moment": "^2.26.0",