Improved logged parameters in SsoCallbackServlet request

[gbarbon]

This PR adds a couple of parameters, state and session_state, to the logger in the doGet method of the SsoCallbackServlet.

Related Issue
n/a

Description of the solution adopted
n/a

Screenshots
n/a

Any side note on the changes made
n/a

[codecov]

Codecov Report

Merging #3244 (3b824e5) into develop (ffd9a30) will increase coverage by 0.02%.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             develop    #3244      +/-   ##
=============================================
+ Coverage      59.36%   59.39%   +0.02%     
- Complexity      3014     3018       +4     
=============================================
  Files           1273     1273              
  Lines          27038    27038              
  Branches        2346     2346              
=============================================
+ Hits           16052    16059       +7     
+ Misses         10089    10082       -7     
  Partials         897      897              

Impacted Files	Coverage Δ	Complexity Δ
...ua/broker/core/listener/DeviceMessageListener.java	60.46% <0.00%> (-6.98%)	0.00% <0.00%> (ø%)
...ce/management/commons/call/DeviceCallExecutor.java	62.79% <0.00%> (-4.66%)	0.00% <0.00%> (ø%)
...atch/persistence/jpa/JpaExecutionInstanceData.java	87.80% <0.00%> (-2.44%)	22.00% <0.00%> (-1.00%)
.../broker/core/plugin/KapuaSecurityBrokerFilter.java	76.85% <0.00%> (+0.28%)	0.00% <0.00%> (ø%)
...plugin/authentication/UserAuthenticationLogic.java	83.03% <0.00%> (+1.78%)	0.00% <0.00%> (ø%)
...nnection/internal/DeviceConnectionServiceImpl.java	69.31% <0.00%> (+2.27%)	17.00% <0.00%> (+1.00%)
.../DeviceManagementOperationRegistryServiceImpl.java	69.64% <0.00%> (+3.57%)	14.00% <0.00%> (+2.00%)
...ages/job/DevicePackageDownloadTargetProcessor.java	100.00% <0.00%> (+5.00%)	9.00% <0.00%> (+1.00%)
...obDeviceManagementOperationManagerServiceImpl.java	79.26% <0.00%> (+6.09%)	14.00% <0.00%> (+1.00%)