DevTools: Add command palette aliases for Audits

Change-Id: I312159dd7287413e0421ce8cc7a064a4efa6041f
Reviewed-on: https://chromium-review.googlesource.com/c/1319034Reviewed-by: Erik Luo <luoe@chromium.org>
Commit-Queue: Paul Irish <paulirish@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608857}

third_party/blink/renderer/devtools/front_end/audits2/module.json

@@ -6,7 +6,8 @@
             "id": "audits2",
             "title": "Audits",
             "order": 90,
-            "className": "Audits2.Audits2Panel"
+            "className": "Audits2.Audits2Panel",
+            "tags": "lighthouse, pwa"
         }
     ],
     "dependencies": [

third_party/blink/renderer/devtools/front_end/resources/module.json

@@ -6,7 +6,8 @@
             "id": "resources",
             "title": "Application",
             "order": 70,
-            "className": "Resources.ResourcesPanel"
+            "className": "Resources.ResourcesPanel",
+            "tags": "pwa"
         },
         {
             "type": "@Common.Revealer",