Add LoggerEnc fields to Track or Nest form

[florianm]

Add to ToN:

logger_type: choose which are deployed in field.

    LOGGER_TYPE_DEFAULT = 'temperature-logger'
    LOGGER_TYPE_CHOICES = (
        (LOGGER_TYPE_DEFAULT, 'Temperature Logger'),
        ('data-logger', 'Data Logger'),
        ('ctd-data-logger', 'Conductivity, Temperature, Depth SR data logger'),
    )

logger_status: deployed, resighted, retrieved cf:

    LOGGER_STATUS_DEFAULT = 'resighted'
    LOGGER_STATUS_CHOICES = (
        (LOGGER_STATUS_NEW, "programmed"),
        ("posted", "posted to field team"),
        ("deployed", "deployed in situ"),
        ("resighted", "resighted in situ"),
        ("retrieved", "retrieved in situ"),
        ("downloaded", "downloaded"),
    )

• [x] Add to Turtle Track or Nest
• [x] Download from ODKC: wastdr::download_odkc_turtledata2020() downloads ToN which contains LoggerObs fields
• [x] etlTurtleNesting: change from populating LoggerEnc to LoggerObs
• [x] re-run all with update=True
• [ ] related: WAStD import ODKA upgrade to LoggerObs and re-run
• [x] Add LoggerObs to wastdr::download_wastd_turtledata, docs, examples, tests, package data
• [ ] Update docs that LoggerEnc are superseded by LoggerObs