fix: type and json format of json

...ata_processing/__pycache__/area_processing.cpython-39.pyc

..._processing/__pycache__/process_lidar_data.cpython-39.pyc

server/data_processing/process_lidar_data.py

server/database/icedb

server/lidar_data/mjøsa/measurement_id_1.laz

server/lidar_data/mjøsa/measurement_id_2.laz

server/main.py

server/map_handler/__pycache__/input_new_data.cpython-39.pyc

server/map_handler/input_new_data.py

server/map_handler/lake_relations/mjøsa_lidar_data.json