Update pystencils project links

See merge request pycodegen/pystencils!323

[Fix] Absolut field access

See merge request !324

[Fix] GPU Buffer with iteration slices

See merge request !318

[Fix] Matplotlib arrow rendering

Closes #67

See merge request !322

Fix execution for Python 3.11

See merge request !315

ARM for linux

See merge request !320

Fixes execution on Python 3.11

Prevents the following error:
```
ImportError while loading conftest '/home/stephan/projects/pystencils/conftest.py'.
conftest.py:14: in <module>
    from pystencils.cpu import cpujit
pystencils/__init__.py:10: in <module>
    from .config import CreateKernelConfig
pystencils/config.py:19: in <module>
    @dataclass
/usr/lib/python3.11/dataclasses.py:1220: in dataclass
    return wrap(cls)
/usr/lib/python3.11/dataclasses.py:1210: in wrap
    return _process_class(cls, init, repr, eq, order, unsafe_hash,
/usr/lib/python3.11/dataclasses.py:958: in _process_class
    cls_fields.append(_get_field(cls, name, type, kw_only))
/usr/lib/python3.11/dataclasses.py:815: in _get_field
    raise ValueError(f'mutable default {type(f.default)} for field '
E   ValueError: mutable default <class 'mappingproxy'> for field gpu_indexing_params is not allowed: use default_factory

```

Resolve "Absolute access is probably not copied correctly after _eval_subs()"

Closes #66

See merge request pycodegen/pystencils!319

[FIX] Iteration slices with GPU kernels

Closes #58

See merge request !317

Gpu bufferfield fix

See merge request !314

Add cache clearing function

See merge request !313

Use common shape to resolve buffer access

See merge request !312

Fix coverage badge

See merge request !311

Improve FLOP counting function

See merge request pycodegen/pystencils!309

Fix display of coverage in Gitlab

See merge request !310

Remove depricated feature

See merge request !308

Sane Defaults for CreateKernelConfig

See merge request !307

Improve Vectorisation

See merge request !306

Upgrade maximum supported SymPy version to 1.11.1

See merge request !304

Fix Regression from !300

See merge request !303

Fix nontemporal stores on non-x86 for fields with variable size

See merge request !300