feat(agent): Drupal hook attribute instrumentation

[bduranleau-nr]

Adds support for Drupal Attribute Hooks added in Drupal 11.1.

[newrelic-php-agent-bot]

Test Suite	Status	Result
Multiverse	✅	8/8 passing
SOAK	✅	79/79 passing

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 42.62295% with 35 lines in your changes missing coverage. Please review.

Project coverage is 77.50%. Comparing base (8ddc8af) to head (efc0c4e).

Files with missing lines	Patch %	Lines
agent/fw_drupal8.c	42.62%	35 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #1030      +/-   ##
==========================================
- Coverage   77.58%   77.50%   -0.09%     
==========================================
  Files         198      198              
  Lines       27715    27772      +57     
==========================================
+ Hits        21503    21525      +22     
- Misses       6212     6247      +35     

Flag	Coverage Δ
agent-for-php-7.2	77.56% <0.00%> (-0.17%)	⬇️
agent-for-php-7.3	77.58% <0.00%> (-0.17%)	⬇️
agent-for-php-7.4	77.37% <41.66%> (-0.09%)	⬇️
agent-for-php-8.0	76.76% <41.66%> (-0.09%)	⬇️
agent-for-php-8.1	77.26% <41.66%> (-0.09%)	⬇️
agent-for-php-8.2	76.87% <41.66%> (-0.09%)	⬇️
agent-for-php-8.3	76.87% <41.66%> (?)
agent-for-php-8.4	76.89% <41.66%> (-0.09%)	⬇️

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