Add default permissions argument to job token policies mutations

...phql/mutations/ci/job_token_scope/add_group_or_project.rb

...mutations/ci/job_token_scope/update_job_token_policies.rb

app/graphql/types/ci/job_token_scope/allowlist_entry_type.rb

app/models/ci/job_token/allowlist.rb

...rvices/ci/job_token_scope/add_group_or_project_service.rb

app/services/ci/job_token_scope/add_group_service.rb

app/services/ci/job_token_scope/add_project_service.rb

app/services/ci/job_token_scope/update_policies_service.rb

doc/api/graphql/reference/index.md

ee/app/services/ee/ci/job_token_scope/add_group_service.rb

ee/app/services/ee/ci/job_token_scope/add_project_service.rb

...pp/services/ee/ci/job_token_scope/remove_group_service.rb

.../services/ee/ci/job_token_scope/remove_project_service.rb

...services/ee/ci/job_token_scope/update_policies_service.rb

...mutations/ci/job_token_scope/add_group_or_project_spec.rb

...phql/ee/mutations/ci/job_token_scope/remove_group_spec.rb

...ql/ee/mutations/ci/job_token_scope/remove_project_spec.rb

.../services/ee/ci/job_token_scope/add_group_service_spec.rb

...ervices/ee/ci/job_token_scope/add_project_service_spec.rb

...rvices/ee/ci/job_token_scope/remove_group_service_spec.rb