Adapt SFG to field typing changes in pystencils

Adapt SFG to the introduction of dynamic field types in pystencils!443 (merged):

• Cannot create instances of std::span, std::vector, std::mdspan or sycl::accessor from dynamically-typed fields

changed milestone to %Version 0.1

requested review from @ob28imeq

assigned to @da15siwa

added 1 commit

• 8de05884 - Fix sample script in docs

Compare with previous version

mentioned in merge request !15 (merged)

mentioned in commit 23860e3d

merged