Remove ConnectionFactory#Tls alias

The dream of eradicating "SSL" everywhere we can over a decade
after the name has been deprecated is still alive, though.

(cherry picked from commit 1631482)

Author: michaelklishin

projects/client/RabbitMQ.Client/src/client/api/AmqpTcpEndpoint.cs

@@ -184,11 +184,6 @@ public IProtocol Protocol
         /// </summary>
         public SslOption Ssl { get; set; }
 
-        public SslOption Tls { 
-            get { return this.Ssl; }
-            set { this.Ssl = value; }
-        }
-
         /// <summary>
         /// Construct an instance from a protocol and an address in "hostname:port" format.
         /// </summary>

projects/client/RabbitMQ.Client/src/client/api/ConnectionFactory.cs

@@ -245,14 +245,6 @@ public TimeSpan ContinuationTimeout
         /// </summary>
         public SslOption Ssl { get; set; } = new SslOption();
 
-        /// <summary>
-        /// TLS options setting.
-        /// </summary>
-        public SslOption Tls {
-            get { return this.Ssl; }
-            set { this.Ssl = value; }
-        }
-
         /// <summary>
         /// Set to false to make automatic connection recovery not recover topology (exchanges, queues, bindings, etc).
         /// Defaults to true.

projects/client/Unit/src/unit/APIApproval.Approve.approved.txt

@@ -15,7 +15,6 @@ namespace RabbitMQ.Client
         public int Port { get; set; }
         public RabbitMQ.Client.IProtocol Protocol { get; }
         public RabbitMQ.Client.SslOption Ssl { get; set; }
-        public RabbitMQ.Client.SslOption Tls { get; set; }
         public object Clone() { }
         public RabbitMQ.Client.AmqpTcpEndpoint CloneWithHostname(string hostname) { }
         public override bool Equals(object obj) { }
@@ -113,7 +112,6 @@ namespace RabbitMQ.Client
         public System.TimeSpan SocketReadTimeout { get; set; }
         public System.TimeSpan SocketWriteTimeout { get; set; }
         public RabbitMQ.Client.SslOption Ssl { get; set; }
-        public RabbitMQ.Client.SslOption Tls { get; set; }
         public bool TopologyRecoveryEnabled { get; set; }
         public System.Uri Uri { get; set; }
         public bool UseBackgroundThreadsForIO { get; set; }

projects/client/Unit/src/unit/TestAmqpUri.cs

@@ -172,10 +172,10 @@ private static void AssertUriPartEquivalence(ConnectionFactory cf, string user,
             Assert.AreEqual(password, cf.Password);
             Assert.AreEqual(port, cf.Port);
             Assert.AreEqual(vhost, cf.VirtualHost);
-            Assert.AreEqual(tlsEnabled, cf.Tls.Enabled);
+            Assert.AreEqual(tlsEnabled, cf.Ssl.Enabled);
 
             Assert.AreEqual(port, cf.Endpoint.Port);
-            Assert.AreEqual(tlsEnabled, cf.Endpoint.Tls.Enabled);
+            Assert.AreEqual(tlsEnabled, cf.Endpoint.Ssl.Enabled);
         }
 
         private void ParseFailWith<T>(string uri) where T : Exception