12.1-RC3

Changes compared to 12.1-RC2:

• Renames the following filters: yoast_free_schema_company_name to wpseo_schema_company_name, yoast_free_schema_company_logo_id to wpseo_schema_company_logo_id, and yoast_free_schema_organization_social_profiles to wpseo_schema_organization_social_profiles.