Add/modify cmake build files and some MACROs for using netCDF

[stcui007]

Add and modify cmake build files, add cmake build option -DNETCDF_ACTIVE, add #ifdef NETCDF_ACTIVE to some C++ code header files and test code.

Additions

cmake/modules/FindNetCDF.cmake

Removals

cmake/FindNetCDF.cmake

Changes

CMakelist.txt
test/CMakelist.txt
include/forcing/DataProviderSelectors.hpp
include/forcing/NetCDFPerFeatureDataProvider.hpp
test/forcing/NetCDFPerFeatureDataProvider_Test.cpp

Testing

test_unit
test_all
test_netcdf_forcing
test_bmi_fortran
test_bmi_cpp
test_bmi_c

Screenshots

Notes

Todos

Checklist

• [x ] PR has an informative and human-readable title
• [x ] Changes are limited to a single goal (no scope creep)
• [x ] Code can be automatically merged (no conflicts)
• [x ] Code follows project standards (link if applicable)
• Passes all existing automated tests
• [x ] Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future todos are captured in comments
• Project documentation has been updated (including the "Unreleased" section of the CHANGELOG)
• Reviewers requested with the Reviewers tool ➡️

Testing checklist (automated report can be put here)

Target Environment support

• Linux