feat(permission-sets): organize and add missing permission sets (#5707)

* adding structure to permission sets listing * some minor fixes * add missing permission sets * Update pages/iam/reference-content/permission-sets.mdx Co-authored-by: Benedikt Rollik <brollik@scaleway.com> * fix(iam): review lu --------- Co-authored-by: Cyril PETEL <cpetel@Cyrils-MacBook-Pro.local> Co-authored-by: Benedikt Rollik <brollik@scaleway.com> Co-authored-by: ldecarvalho-doc <82805470+ldecarvalho-doc@users.noreply.github.com>

Author: 4 people