Truncate message published on Kafka / Spike: Define solution for logs separation

Truncate message published on Kafka / Spike: Define solution for logs separation

Refactoring of cmd-exec component
  - Improve display of error messages within the response
  - Fix gRPC buffer limitation (4Mb) by truncating error messages and cmd-exec logs if too heavy (>3Mb)
Truncation of BP responses (<4Kb) before sending them in kafka audit topics.
  - Truncation if needed of error messages for every response
  - Truncation of cmd-exec logs in cmd-exec responses
(Spike) Add a flag in the application.properties to enable/disable the display of cmd-exec responses on the BP side
(Fix) Correction of BP processing with kafka regression
(Fix) Changed default SSL Endpoint Algo

Issue-ID: CCSDK-2326
Change-Id: If4d0e661117d1dd156cf19c95774824e754d870a
Signed-off-by: Julien Fontaine <julien.fontaine@bell.ca>