build: Brand the app

Change to branded icons, change the name of the app to Transit.

Author: Etsija

app.json

@@ -1,14 +1,14 @@
 {
   "expo": {
-    "name": "DigiTransit-v2",
+    "name": "Transit",
     "slug": "DigiTransit-v2",
     "version": "1.0.0",
     "orientation": "portrait",
     "icon": "./assets/images/icon.png",
     "scheme": "digitransitv2",
     "userInterfaceStyle": "automatic",
     "ios": {
-      "icon": "./assets/expo.icon"
+      "icon": "./assets/images/icon.png"
     },
     "android": {
       "adaptiveIcon": {
@@ -31,7 +31,7 @@
       [
         "expo-location",
         {
-          "locationWhenInUsePermission": "Allow DigiTransit to use your location to center the map and find nearby stops."
+          "locationWhenInUsePermission": "Allow Transit to use your location to center the map and find nearby stops."
         }
       ],
       [