Earpiece follow up: Change labels and icons (#3401)

* fix collapse icon on android

* update wording `earpiece` -> `headset`

* update icon `earpiece` -> `phone`

* i18n

* update icons to solid (top right) and non solid (overlay)

* update snapshots

* add config.json to gitignore

* add offset for earpice overlay

* update snapshots to include offset spacer

src/state/CallViewModel.test.ts

@@ -1048,7 +1048,7 @@ test("audio output changes when toggling earpiece mode", () => {
 
     window.controls.setAvailableAudioDevices([
       { id: "speaker", name: "Speaker", isSpeaker: true },
-      { id: "earpiece", name: "Earpiece", isEarpiece: true },
+      { id: "earpiece", name: "Handset", isEarpiece: true },
       { id: "headphones", name: "Headphones" },
     ]);
     window.controls.setAudioDevice("headphones");