fix: Moves placeholder to HTML (#1030)

Author: willum070

samples/place-autocomplete-map/index.html

@@ -21,7 +21,7 @@
             <div
                 class="place-autocomplete-card"
                 slot="control-inline-start-block-start">
-                <gmp-place-autocomplete></gmp-place-autocomplete>
+                <gmp-place-autocomplete placeholder="Search for a place..."></gmp-place-autocomplete>
             </div>
         </gmp-map>
         <!-- [END maps_place_autocomplete_map_add]-->

samples/place-autocomplete-map/index.ts

@@ -26,9 +26,6 @@ async function initMap(): Promise<void> {
         mapTypeControl: false,
     });
 
-    //@ts-ignore
-    placeAutocomplete.placeholder = 'Search for a place...';
-
     // Use the bounds_changed event to restrict results to the current map bounds.
     google.maps.event.addListener(innerMap, 'bounds_changed', async () => {
         placeAutocomplete.locationRestriction = innerMap.getBounds();