:fix: Fix service client ack mode

[riccardomodanese]

Brief description of the PR.
Changed the session acknowledge from CLIENT_ACKNOWLEDGE to AUTO since the client doesn't ACK any message.
This is causing messages accumulation on service broker side and lead to a crash

Related Issue
none

Description of the solution adopted
See the brief descrition

Screenshots
none

Any side note on the changes made
none

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 11 lines in your changes are missing coverage. Please review.

Project coverage is 16.87%. Comparing base (3025da1) to head (52d50b0).

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #4008      +/-   ##
=============================================
- Coverage      21.09%   16.87%   -4.22%     
  Complexity        10       10              
=============================================
  Files           1954     1989      +35     
  Lines          41430    51787   +10357     
  Branches        3801     4420     +619     
=============================================
  Hits            8739     8739              
- Misses         32287    42644   +10357     
  Partials         404      404              

Files	Coverage Δ
...lipse/kapua/client/security/amqpclient/Client.java	0.00% <0.00%> (ø)
...a/broker/artemis/plugin/security/ServerPlugin.java	0.00% <0.00%> (ø)
...broker/artemis/plugin/security/SecurityPlugin.java	0.00% <0.00%> (ø)
.../artemis/plugin/security/metric/PublishMetric.java	0.00% <0.00%> (ø)

... and 35 files with indirect coverage changes