Your requirements could not be resolved to an installable set of packages.
Problem 1
- Root composer.json requires winter/wn-backend-module dev-develop, >=1.2.7, found winter/wn-backend-module[dev-wip/table-widget-inspector-field, ..., dev-develop, v1.0.473, ..., 1.2.x-dev] but it does not match the constraint.
Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.