Update metrics.py

[nazanin87]

• Added the 'hradis' values to growth_geog_summary['hra_tra_hh'] and growth_geog_summary['hra_tra_jobs']
• Removed Q2 from the low-income households calculations
• Removed income_quartile == 2 from the low income hh flag in the equity_metrics function
• Modified the year filters to align with the rest of the script
• Fixed the indentation
• Updated the EPC dataset in the datasources.py
• Updated the parcels_geography file in datasources.py

• Added various geographies (TRA, HRA, etc.) to the equity_metrics function calculation

• To see the specific tasks where the Asana app for GitHub is being used, see below:
  • https://app.asana.com/0/0/1206208457681299