Refactor `AbstractSimpleTransportTestCase` and `MockTransportService` to not use `Version.transportVersion` 
test/framework/src/main/java/org/elasticsearch/transport/AbstractSimpleTransportTestCase.java
appender.addExpectation(
                new MockLogAppender.PatternSeenEventExpectation(
                    "sent request",
                    "org.elasticsearch.transport.TransportService.tracer",
                    Level.TRACE,
                    ".*\\[internal:testError].*sent to.*\\{TS_B}.*"
                )
            );
            
            appender.addExpectation(
                new MockLogAppender.PatternSeenEventExpectation(
                    "received request",
                    "org.elasticsearch.transport.TransportService.tracer",
                    Level.TRACE,
                    ".*\\[internal:testError].*received request.*"
                )
            );
            
            appender.addExpectation(
                new MockLogAppender.PatternSeenEventExpectation(
                    "sent error response",
                    "org.elasticsearch.transport.TransportService.tracer",
                    Level.TRACE,
                    ".*\\[internal:testError].*sent error response.*"
                )
            );