feat(storybook): don't use global provider but instead use mockstores

apps/web-graphpolaris/.storybook/preview.js

apps/web-graphpolaris/src/app/app.stories.tsx

.../web-graphpolaris/src/components/panels/panel.stories.tsx

...web-graphpolaris/src/components/schema/schema.stories.tsx

...mponents/visualisations/rawjsonvis/rawjsonvis.stories.tsx

...s/src/components/visualisations/rawjsonvis/rawjsonvis.tsx

...sations/semanticsubstrates/semanticsubstrates.stories.tsx

.../visualisations/semanticsubstrates/semanticsubstrates.tsx

libs/shared/data-access/store/src/index.ts

libs/shared/data-access/store/src/lib/store.ts