Update BTCPayServer.Plugins.IntegrationTests/Monero/MoneroPluginIntegrationTest.cs

Co-authored-by: napoly <napolytan@protonmail.com>

Author: deverickapollo

BTCPayServer.Plugins.IntegrationTests/Monero/MoneroPluginIntegrationTest.cs

@@ -203,7 +203,7 @@ await CreateWalletViaForm(
         var copyButton = s.Page.Locator("button[data-clipboard].clipboard-button");
         var moneroAddress = await copyButton.GetAttributeAsync("data-clipboard");
         Assert.NotNull(moneroAddress);
-        Assert.True(moneroAddress.StartsWith("8"), $"Expected Monero address to start with 8, but got: {moneroAddress}");
+        Assert.True(moneroAddress.StartsWith('8'), $"Expected Monero address to start with 8, but got: {moneroAddress}");
 
         await s.GoToStore(s.StoreId);
         await s.Page.Locator("a.nav-link[href*='monerolike/XMR']").ClickAsync();