chore: Fallback to the Symfony XML configuration only at ^6.4.0

[stloyd]

The previous change did not correctly handle cases with Symfony 8+, now the old format is enforced only on old Symfony.

Details

Failing tests: https://github.com/flow-php/flow/actions/runs/27538039321/job/81392383775#step:10:1

Running locally:

flow on  chore/sf-migrate-xml-1 [$!?] via 🐘 v8.4.20 via ❄️  impure (nix-shell) took 3s 
just test --filter=FlowPostgreSqlProfilerTest
tools/phpunit/vendor/bin/phpunit --filter=FlowPostgreSqlProfilerTest
PHPUnit 11.5.55 by Sebastian Bergmann and contributors.

Runtime:       PHP 8.4.20
Configuration: /Users/stloyd/Documents/flow/phpunit.xml.dist

..........                                                        10 / 10 (100%)


Time: 00:01.767, Memory: 253.00 MB

OK (10 tests, 27 assertions)

Change Log

---

Added

Fixed

Changed

• Fallback to the Symfony XML configuration only at `^6.4.0`

Removed

Deprecated

Security

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.11%. Comparing base (b230d37) to head (be8e6b3).

Additional details and impacted files

@@             Coverage Diff              @@
##                1.x    #2450      +/-   ##
============================================
- Coverage     85.11%   85.11%   -0.01%     
- Complexity        0    21161   +21161     
============================================
  Files          1599     1599              
  Lines         65334    65334              
============================================
- Hits          55612    55611       -1     
- Misses         9722     9723       +1     

Components	Coverage Δ
etl	88.32% <ø> (ø)
cli	89.40% <ø> (ø)
lib-array-dot	81.44% <ø> (ø)
lib-azure-sdk	64.44% <ø> (ø)
lib-doctrine-dbal-bulk	93.61% <ø> (ø)
lib-filesystem	85.03% <ø> (ø)
lib-types	90.06% <ø> (ø)
lib-parquet	70.10% <ø> (ø)
lib-parquet-viewer	82.26% <ø> (ø)
lib-snappy	89.38% <ø> (-0.45%)	⬇️
lib-dremel	0.00% <ø> (ø)
lib-postgresql	88.58% <ø> (ø)
lib-telemetry	85.95% <ø> (ø)
bridge-filesystem-async-aws	92.74% <ø> (ø)
bridge-filesystem-azure	90.45% <ø> (ø)
bridge-monolog-http	96.82% <ø> (ø)
bridge-monolog-telemetry	94.11% <ø> (ø)
bridge-openapi-specification	92.07% <ø> (ø)
symfony-http-foundation	78.57% <ø> (ø)
bridge-psr18-telemetry	100.00% <ø> (ø)
bridge-psr3-telemetry	97.84% <ø> (ø)
bridge-psr7-telemetry	100.00% <ø> (ø)
bridge-telemetry-otlp	89.89% <ø> (ø)
bridge-symfony-http-foundation-telemetry	89.47% <ø> (ø)
bridge-symfony-filesystem-bundle	90.20% <ø> (ø)
bridge-symfony-filesystem-cache	98.14% <ø> (ø)
bridge-symfony-postgresql-bundle	93.83% <ø> (ø)
bridge-symfony-postgresql-cache	94.41% <ø> (ø)
bridge-symfony-postgresql-messenger	98.80% <ø> (ø)
bridge-symfony-postgresql-session	93.65% <ø> (ø)
bridge-symfony-telemetry-bundle	80.80% <ø> (ø)
adapter-chartjs	84.05% <ø> (ø)
adapter-csv	91.16% <ø> (ø)
adapter-doctrine	90.79% <ø> (ø)
adapter-elasticsearch	92.07% <ø> (ø)
adapter-google-sheet	99.18% <ø> (ø)
adapter-http	72.34% <ø> (ø)
adapter-json	88.63% <ø> (ø)
adapter-logger	50.00% <ø> (ø)
adapter-parquet	77.70% <ø> (ø)
adapter-text	74.13% <ø> (ø)
adapter-xml	83.40% <ø> (ø)
adapter-avro	0.00% <ø> (ø)
adapter-excel	94.21% <ø> (ø)
adapter-postgresql	91.11% <ø> (ø)
bridge-phpunit-postgresql	75.30% <ø> (ø)
bridge-phpunit-telemetry	80.08% <ø> (ø)
bridge-phpstan-types	0.00% <ø> (ø)
bridge-postgresql-valinor	100.00% <ø> (ø)

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