Update default AppSec obfuscation regex

[y9v]

What does this PR do?
This PR updates default obfuscation regexps for AppSec.

Motivation:
RFC "AppSec Events - Sensitive Data Obfuscation"

Additional Notes:
None

How to test the change?
Send AppSec events in a local environment with key/value that has to be obfuscated.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.84%. Comparing base (84e92fa) to head (01ef179).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3857      +/-   ##
==========================================
- Coverage   97.86%   97.84%   -0.03%     
==========================================
  Files        1271     1271              
  Lines       75975    75975              
  Branches     3739     3739              
==========================================
- Hits        74352    74336      -16     
- Misses       1623     1639      +16     

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[pr-commenter]

Benchmarks

Benchmark execution time: 2024-08-21 14:09:33

Comparing candidate commit 01ef179 in PR branch update-default-appsec-obfuscation-regex with baseline commit 84e92fa in branch master.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 23 metrics, 2 unstable metrics.