System.Net.Sockets telemetry counters (#39708)

System.Net.Sockets telemetry counters (#39708)

Counters in SocketsTelemetry measuring

`bytes-received` (Bytes Received)
The cumulative total number of bytes received by all Socket objects since the process started.

`bytes-sent` (Bytes Sent)
The cumulative number of bytes sent by all Socket objects  since the process started.

`outgoing-connections-established` (Outgoing Connections Established)
The cumulative total number of outgoing connections established by Socket objects for stream sockets since the process started.

`incoming-connections-established` (Incoming Connections Established)
The cumulative total number of incoming connections established by Socket objects for stream sockets since the process started.

`datagrams-received` (Datagrams Received)
The cumulative total number of datagram packets received by all Socket objects since the process started.

`datagrams-sent` (Datagrams Sent)
The cumulative total number of datagram packets sent by all Socket objects since the process started.

Contributes to #37428