add MQTT_MAX_RETRY_FOR_AVAILABLE_FOR_WRITE directive to check the eth…#58

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karelv wants to merge 1 commit intohmueller01:masterfrom

Commits on Jul 18, 2025

add MQTT_MAX_RETRY_FOR_AVAILABLE_FOR_WRITE directive to check the ethernet client has enough space in the write buffer to sent the entire MQTT message (publish&subscribe)
karelv
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