Fix code generation for entries with min/max
Summary:
- When GenerateProperties and Mutators are activated, the generated code did not handle min/max properly
- In the case of a parameterized entry, generated code also did not handle min/max
BUG: 418146
Test Plan: - auto tests included
Reviewers: meven, crossi, ervin, bport, tcanabrava
Reviewed By: meven, ervin
Subscribers: kde-frameworks-devel
Tags: Frameworks
Differential Revision: https://phabricator.kde.org/D27497