use .Then instead of nesting awaits

Author: GreemDev

src/Server/Helpers/Http/Endpoint/PaginatedEndpoint.cs

@@ -1,4 +1,5 @@
 using System.Net;
+using Gommon;
 
 namespace Ryujinx.Systems.Update.Server.Helpers.Http;
 
@@ -70,7 +71,7 @@ private PaginatedEndpoint(IHttpClientProxy client,
             return default;
         }
 
-        var returned = (await _parsePage(response.Content)).ToArray();
+        var returned = await _parsePage(response.Content).Then(x => x.ToArray());
         if (returned.Length > 0)
             return returned[0];
 
@@ -87,7 +88,7 @@ private PaginatedEndpoint(IHttpClientProxy client,
                     return default;
                 }
 
-                returned = (await _parsePage(response.Content)).ToArray();
+                returned = await _parsePage(response.Content).Then(x => x.ToArray());
                 if (returned.Length > 0)
                     return returned[0];
 

src/Server/Services/GitLab/VersionCache.cs

@@ -134,7 +134,8 @@ public async Task RefreshAsync()
     {
         _logger.LogInformation("Reloading version cache for {project}", ProjectName);
 
-        _latestTag = (await _gl.GetLatestReleaseAsync(ProjectId))?.TagName;
+        _latestTag = await _gl.GetLatestReleaseAsync(ProjectId)
+            .Then(r => r?.TagName);
 
         if (_latestTag is null)
         {