[ADD] estate: initial implementation of Real Estate module for Odoo 1…

[ksin-odoo]

…8 tutorial

Implemented the base structure of the 'estate' module as part of the Odoo 18 development tutorial. This module is intended to guide new developers through the creation of a fully functional Odoo module from scratch.

Changes made: [Ch 1- 11]

• Added basic module structure: manifest.py, models/, views/, and security/ directories
• Created base models for property management (estate.property)
• Defined XML views for property form and tree views
• Configured access rights and security rules
• Included menu items and navigation for easy module access

[robodoo]