Merge branch '490960_Handle_JSON_parse_error_in_the_project_repository_settings' into 'master'

Use a default value for the parameter that will be parsed by JSON.parse

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/168103



Merged-by: Denys Mishunov <dmishunov@gitlab.com>
Approved-by: Denys Mishunov <dmishunov@gitlab.com>
Co-authored-by: Anton Kalmykov <anton.kalmykov@proton.me>