php compatibility

[nicolaasuni]

• new compatibility test for all supported PHP versions
• fixed compatibility issues
• updated dependencies

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 25 lines in your changes missing coverage. Please review.
✅ Project coverage is 0.00%. Comparing base (bf8c95a) to head (efe75b1).

Files with missing lines	Patch %	Lines
src/Text.php	0.00%	11 Missing ⚠️
src/MetaInfo.php	0.00%	7 Missing ⚠️
src/SVG.php	0.00%	7 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##              main    #131   +/-   ##
=======================================
  Coverage     0.00%   0.00%           
- Complexity    1786    1789    +3     
=======================================
  Files           11      11           
  Lines         5917    5920    +3     
=======================================
- Misses        5917    5920    +3     

Flag	Coverage Δ
php-8.1-ubuntu-latest	0.00% <0.00%> (ø)
php-8.2-ubuntu-latest	0.00% <0.00%> (ø)
php-8.3-ubuntu-latest	0.00% <0.00%> (ø)
php-8.4-ubuntu-latest	?
php-8.5-ubuntu-latest	0.00% <0.00%> (?)

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