Random fixes

Dotnet/AppApi/Cef/Screenshot.cs

@@ -37,7 +37,7 @@ namespace VRCX
                         break;
                     }
                 }
-                catch (IOException)
+                catch (Exception ex) when (ex is IOException or UnauthorizedAccessException)
                 {
                     Thread.Sleep(1000);
                 }

Dotnet/AppApi/Common/VrcConfigFile.cs

@@ -43,6 +43,7 @@ namespace VRCX
         public void WriteConfigFile(string json)
         {
             var path = GetVRChatAppDataLocation();
+            Directory.CreateDirectory(path);
             var configFile = Path.Join(path, "config.json");
             File.WriteAllText(configFile, json);
         }