Remove duplicate debug log message at container start (#2522)

Author: Streppel

core/src/main/java/org/testcontainers/containers/GenericContainer.java

@@ -307,7 +307,6 @@ protected void doStart() {
             Instant startedAt = Instant.now();
 
             logger().debug("Starting container: {}", getDockerImageName());
-            logger().debug("Trying to start container: {}", getDockerImageName());
 
             AtomicInteger attempt = new AtomicInteger(0);
             Unreliables.retryUntilSuccess(startupAttempts, () -> {