OSM: Set barrierFree to proper value

app/src/main/java/net/vonforst/evmap/api/openstreetmap/OpenStreetMapModel.kt

@@ -94,7 +94,7 @@ data class OSMChargingStation(
         "https://www.openstreetmap.org/edit?node=$id",
         null,
         false, // We don't know
-        null, // What does this entail?
+        tags["authentication:none"] == "yes",
         tags["operator"],
         tags["description"],
         null,

app/src/test/java/net/vonforst/evmap/api/openstreetmap/OpenStreetMapModelTest.kt

@@ -73,6 +73,7 @@ class OpenStreetMapModelTest {
         assertEquals("https://www.openstreetmap.org/node/9084665785", chargeLocation.url)
         assertEquals(true, chargeLocation.openinghours?.twentyfourSeven)
         assertEquals("GOFAST", chargeLocation.name) // Fallback to operator because name is not set
+        assertEquals(false, chargeLocation.barrierFree) // False because `authentication:none` isn't set
         assertEquals(now, chargeLocation.timeRetrieved)
 
         // Cost