attempt to fix csharp snippet

Author: levimichael

templates/csharp/guides/search/saveObjectsMovies.mustache

@@ -7,13 +7,13 @@ using System.Collections.Generic;
 
 class Program
 {
-    public static void Main(string[] args)
+    public static async Task Main(string[] args)
     {
         // read json file from url
         var url = "https://dashboard.algolia.com/sample_datasets/movie.json";
         var httpClient = new HttpClient();
-        var response = httpClient.GetAsync(url).Result;
-        var content = response.Content.ReadAsStringAsync().Result;
+        var response = await httpClient.GetAsync(url)
+        var content = await response.Content.ReadAsStringAsync()
 
         // parse json
         var movies = JsonSerializer.Deserialize<List<dynamic>>(content);
@@ -24,7 +24,7 @@ class Program
         // push data to algolia
         try
         {
-            var result = {{#dynamicSnippet}}saveObjectsMovies{{/dynamicSnippet}}.Result;
+            var result = {{#dynamicSnippet}}saveObjectsMovies{{/dynamicSnippet}}
         }
         catch (Exception e)
         {