show-map: fix broken link in event-map-dialog and decrease icons margin

components/EventMapDialog.vue

@@ -10,7 +10,7 @@ v-card
         nuxt-link.ml-2.text-decoration-none(v-text="place.name" :to='`/place/${place.name}`')
         .mx-2(v-text="`${place.address}`")
   v-card-actions.py-4
-    HowToArriveNav
+    HowToArriveNav(:place='place')
     v-spacer
     v-btn(@click='$emit("close")' outlined) Close
 </template>

components/HowToArriveNav.vue

@@ -1,11 +1,11 @@
 <template lang="pug">
 v-row(color='primary')
   //- p.my-4(v-text="$t('common.getting_there')")
-  v-btn.mx-2(icon large :href="routeBy('foot')")
+  v-btn.mx-1(icon large :href="routeBy('foot')")
     v-icon(v-text='mdiWalk')
-  v-btn.mx-2(icon large :href="routeBy('bike')")
+  v-btn.mx-1(icon large :href="routeBy('bike')")
     v-icon(v-text='mdiBike')
-  v-btn.mx-2(icon large :href="routeBy('car')")
+  v-btn.mx-1(icon large :href="routeBy('car')")
     v-icon(v-text='mdiCar')
 </template>
 <script>