doveadm: client - Cleanup: Rename handshaked to authenticate_sent

This better describes what it does.

src/doveadm/server-connection.c

@@ -60,7 +60,7 @@ struct server_connection {
 
 	enum server_reply_state state;
 
-	bool handshaked:1;
+	bool authenticate_sent:1;
 	bool authenticated:1;
 	bool streaming:1;
 };
@@ -344,7 +344,7 @@ static void server_connection_input(struct server_connection *conn)
 
 	timeout_remove(&conn->to_input);
 
-	if (!conn->handshaked || !conn->authenticated) {
+	if (!conn->authenticate_sent || !conn->authenticated) {
 		while((line = i_stream_read_next_line(conn->input)) != NULL) {
 			if (strncmp(line, "VERSION\t", 8) == 0) {
 				if (!version_string_verify_full(line, "doveadm-client",
@@ -363,11 +363,11 @@ static void server_connection_input(struct server_connection *conn)
 				server_connection_authenticated(conn);
 				break;
 			} else if (strcmp(line, "-") == 0) {
-				if (!conn->handshaked &&
+				if (!conn->authenticate_sent &&
 				    server_connection_authenticate(conn) < 0) {
 					server_connection_destroy(&conn);
 					return;
-				} else if (conn->handshaked) {
+				} else if (conn->authenticate_sent) {
 					i_error("doveadm authentication failed (%s)",
 						line+1);
 					server_connection_destroy(&conn);
@@ -379,7 +379,7 @@ static void server_connection_input(struct server_connection *conn)
 				server_connection_destroy(&conn);
 				return;
 			}
-			conn->handshaked = TRUE;
+			conn->authenticate_sent = TRUE;
 		}
 
 		if (line == NULL) {