Add Spring Security to the all apps

[mfvanek]

Closes #246

[codecov]

Codecov Report

Attention: Patch coverage is 81.81818% with 2 lines in your changes missing coverage. Please review.

Project coverage is 90.81%. Comparing base (787a9cd) to head (d5bd953).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...vanek/spring/boot2/test/config/SecurityConfig.java	80.00%	1 Missing ⚠️
...vanek/spring/boot3/test/config/SecurityConfig.java	80.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #253      +/-   ##
============================================
+ Coverage     86.78%   90.81%   +4.02%     
- Complexity       51       59       +8     
============================================
  Files            23       25       +2     
  Lines           174      185      +11     
  Branches          6        6              
============================================
+ Hits            151      168      +17     
+ Misses           20       14       -6     
  Partials          3        3              

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