fix(graphql): remove inline styles and add twig blocks to aid overriding templates in strict CSP environments (#5251)

* remove inline styles and add twig blocks

* address feedback #5251 (comment)

* address feedback #5251 (comment)

* fix spacing

* address feedback https://github.com/api-platform/core/pull/5251/files#r1041892917

Co-authored-by: Mo Ismailzai <[email protected]>

Author: moismailzai