THRIFT-5684 upgrade to net7.0:
Client: netstd
Patch: Jens Geyer
diff --git a/test/netstd/Server/TestServer.cs b/test/netstd/Server/TestServer.cs
index 1eb5030..fdbaa97 100644
--- a/test/netstd/Server/TestServer.cs
+++ b/test/netstd/Server/TestServer.cs
@@ -606,7 +606,7 @@
trans = new TTlsServerSocketTransport(param.port, Configuration,
cert,
(sender, certificate, chain, errors) => true,
- null, SslProtocols.Tls | SslProtocols.Tls11 | SslProtocols.Tls12);
+ null, SslProtocols.Tls12);
break;
case TransportChoice.Socket: