fix(api): use request objects in all api clients

[jonperron]

Changelog

• Fix APIs missing usage of request objects
• Update documentation

[Copilot]

Pull Request Overview

This PR refactors the Navitia API client to consistently use request objects across all API methods and updates documentation from NumPy style to Google style docstrings.

Key changes:

• Standardize API methods to use request objects instead of individual parameters
• Update all docstrings from NumPy style to Google style
• Remove default values from request parameters in several methods (breaking change)

Reviewed Changes

Copilot reviewed 18 out of 18 changed files in this pull request and generated 14 comments.

Show a summary per file

File	Description
traffic_report_apis.py	Moved request parameter to first position, removed default value; updated docstrings to Google style
terminus_schedules_apis.py	Updated docstrings to Google style; no API signature changes
stop_schedules_apis.py	Updated docstrings to Google style; no API signature changes
route_schedules_apis.py	Updated docstrings to Google style; no API signature changes
public_transport_objects_apis.py	Updated docstrings to Google style; no API signature changes
places_nearby_apis.py	Major refactor: replaced individual parameters with PlacesNearbyRequest object; updated docstrings
place_apis.py	Updated docstrings to Google style; no API signature changes
line_report_apis.py	Moved request parameter to first position, removed default value; updated docstrings
journeys_apis.py	Major refactor: replaced 30+ individual parameters with JourneyRequest object; updated docstrings
isochrone_apis.py	Updated docstrings to Google style; no API signature changes
inverted_geocoding_apis.py	Updated docstrings to Google style; no API signature changes
freefloatings_nearby_apis.py	Removed default values from request parameters; updated docstrings
equipment_report_apis.py	Removed default values from request parameters; updated docstrings
departure_apis.py	Updated docstrings to Google style; no API signature changes
datasets_apis.py	Updated docstrings to Google style; no API signature changes
coverage_apis.py	Updated docstrings to Google style; no API signature changes
contributors_apis.py	Updated docstrings to Google style; no API signature changes
arrival_apis.py	Updated docstrings to Google style; no API signature changes

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