Fix: Enable and configure `type_declaration_spaces` instead of deprecated `function_typehint_space` fixer

[localheinz]

What is the reason for this PR?

• [x] enables and configures the type_declaration_spaces instead of the deprecated function_typehint_space fixer

Author's checklist

• [x] Follow the Contribution Guide

Summary of changes

Running

vendor/bin/php-cs-fixer fix --diff --verbose

on current main yields

PHP CS Fixer 3.25.0 Crank Cake by Fabien Potencier and Dariusz Ruminski.
PHP runtime: 7.4.33
Loaded config faker from "/Users/am/Sites/FakerPHP/Faker/.php-cs-fixer.dist.php".
Using cache file ".build/php-cs-fixer/cache".
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS 266 / 690 ( 39%)
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS 532 / 690 ( 77%)
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS                                                                                                             690 / 690 (100%)
Legend: .-no changes, F-fixed, S-skipped (cached or empty file), I-invalid file syntax (file ignored), E-error

Fixed 0 of 690 files in 0.043 seconds, 16.000 MB memory used

Detected deprecations in use:
- Rule "function_typehint_space" is deprecated. Use "type_declaration_spaces" instead.

Review checklist

• [x] All checks have passed
• [x] Changes are approved by maintainer

[localheinz]

Thank you, @bram-pkg!