Release v1.7.2

Version 1.7.2: Add FluentForms Pro license management

Add comprehensive license management support for FluentForms Pro following the same pattern as other Fluent products.

Changes:
- Added setup_fluentforms_license_management() method
- Added override_fluentforms_license_status() method
- Added filter_fluentforms_license_update() method
- Added initialize_fluentforms_default_options() method
- Added modify_fluentforms_update_transient() method to prevent update conflicts
- Added FluentForms Pro checkbox to License Manager UI
- Added save/reset logic for FluentForms Pro license toggle
- Ensures proper license override and update handling for FluentForms Pro