Handle exceptions when checking user data directory for symlink (#6304)

Co-authored-by: jcm <butt@butts.com>

src/Ryujinx.Common/Configuration/AppDataManager.cs

@@ -232,10 +232,17 @@ namespace Ryujinx.Common.Configuration
         // Check if existing old baseDirPath is a symlink, to prevent possible errors.
         // Should be removed, when the existence of the old directory isn't checked anymore.
         private static bool IsPathSymlink(string path)
+        {
+            try
             {
                 FileAttributes attributes = File.GetAttributes(path);
                 return (attributes & FileAttributes.ReparsePoint) == FileAttributes.ReparsePoint;
             }
+            catch
+            {
+                return false;
+            }
+        }
 
         [SupportedOSPlatform("macos")]
         public static void FixMacOSConfigurationFolders()