Symfony 8 support, psalm dropped, phpat added, phpstan now covers tests

[DanielBadura]

* Symfony 8 support
* Psalm dropped
* phpat added for final class security and possiblity for future architecture checks
* PHPStan now covers tests files
* Readme fixes: hydrator links updated:
* workflow adjustments: psalm removed, removed unneeded php deps

[github-actions]

Hello 👋

here is the most recent benchmark result:

HydratorWithCryptographyBench
=============================

+-------------------------------+-------------------+-------------------+-----------------+------------+
|                               | time (kde mode)                       | memory                       |
+-------------------------------+-------------------+-------------------+-----------------+------------+
| subject                       | Tag: <current>    | Tag: base         | Tag: <current>  | Tag: base  |
+-------------------------------+-------------------+-------------------+-----------------+------------+
| benchHydrate1Object ()        | 8.200μs (±0.00%)  | 8.000μs (±0.00%)  | 3.167mb         | 3.334mb    |
| benchExtract1Object ()        | 92.600μs (±0.00%) | 94.400μs (±0.00%) | 3.219mb         | 3.334mb    |
| benchHydrate1000Objects ()    | 5.442ms (±0.00%)  | 4.890ms (±0.00%)  | 3.295mb         | 3.355mb    |
| benchExtract1000Objects ()    | 6.488ms (±0.00%)  | 6.713ms (±0.00%)  | 3.302mb         | 3.388mb    |
| benchHydrate1000000Objects () | 2.910s (±0.00%)   | 2.932s (±0.00%)   | 3.281mb         | 3.355mb    |
| benchExtract1000000Objects () | 4.601s (±0.00%)   | 4.741s (±0.00%)   | 2.847mb         | 2.829mb    |
+-------------------------------+-------------------+-------------------+-----------------+------------+

HydratorBench
=============

+-------------------------------+-------------------+-------------------+-----------------+------------+
|                               | time (kde mode)                       | memory                       |
+-------------------------------+-------------------+-------------------+-----------------+------------+
| subject                       | Tag: <current>    | Tag: base         | Tag: <current>  | Tag: base  |
+-------------------------------+-------------------+-------------------+-----------------+------------+
| benchHydrate1Object ()        | 3.400μs (±0.00%)  | 85.600μs (±0.00%) | 2.728mb         | 2.829mb    |
| benchExtract1Object ()        | 83.400μs (±0.00%) | 4.000μs (±0.00%)  | 2.728mb         | 2.829mb    |
| benchHydrate1000Objects ()    | 2.779ms (±0.00%)  | 2.566ms (±0.00%)  | 2.780mb         | 2.853mb    |
| benchExtract1000Objects ()    | 2.529ms (±0.00%)  | 2.598ms (±0.00%)  | 2.728mb         | 2.829mb    |
| benchHydrate1000000Objects () | 1.579s (±0.00%)   | 1.466s (±0.00%)   | 2.780mb         | 2.854mb    |
| benchExtract1000000Objects () | 1.575s (±0.00%)   | 1.506s (±0.00%)   | 2.728mb         | 2.829mb    |
+-------------------------------+-------------------+-------------------+-----------------+------------+

HydratorWithLazyBench
=====================

+------------------------------------------+--------------------+--------------------+-----------------+------------+
|                                          | time (kde mode)                         | memory                       |
+------------------------------------------+--------------------+--------------------+-----------------+------------+
| subject                                  | Tag: <current>     | Tag: base          | Tag: <current>  | Tag: base  |
+------------------------------------------+--------------------+--------------------+-----------------+------------+
| benchHydrate1Object ()                   | 0.800μs (±0.00%)   | 1.000μs (±0.00%)   | 2.728mb         | 2.829mb    |
| benchHydrate1ObjectTriggerInit ()        | 7.200μs (±0.00%)   | 121.000μs (±0.00%) | 2.728mb         | 2.840mb    |
| benchHydrate1000Objects ()               | 454.667μs (±0.00%) | 452.667μs (±0.00%) | 2.733mb         | 2.829mb    |
| benchHydrate1000ObjectsTriggerInit ()    | 3.655ms (±0.00%)   | 3.360ms (±0.00%)   | 2.766mb         | 2.840mb    |
| benchHydrate1000000Objects ()            | 311.045ms (±0.00%) | 311.479ms (±0.00%) | 2.733mb         | 2.829mb    |
| benchHydrate1000000ObjectsTriggerInit () | 2.328s (±0.00%)    | 2.303s (±0.00%)    | 2.766mb         | 2.840mb    |
+------------------------------------------+--------------------+--------------------+-----------------+------------+

This comment gets update everytime a new commit comes in!