Remove rgdal and maptools from data.atmosphere

[istfer]

Description

Per issue #2914 made changes to data.atmosphere. Modified places where rgdal and maptools were used, shouldn't break anything.

Motivation and Context

See #2914. We have to keep downgrading our R versions because of these packages.

Review Time Estimate

• [X] Immediately
• [ ] Within one week
• [ ] When possible

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] My change requires a change to the documentation.
• [ ] My name is in the list of CITATION.cff
• [ ] I have updated the CHANGELOG.md.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.

[istfer]

Not sure how to resolve CI errors with this one. I ran generate dependencies and suntools is in docker/depends/pecan.depends.R list

document modules/data.atmosphere
  ℹ Updating PEcAn.data.atmosphere documentation
  ℹ Loading PEcAn.data.atmosphere
  Error in load_imports(path) : The package "suntools" is required.
  Calls: <Anonymous> ... load_imports -> deps_check_installed -> check_installed
  Execution halted
  make: *** [Makefile:174: .doc/modules/data.atmosphere] Error 1
  Error: Process completed with exit code 2.