Increase portability and speed of testbank

[veenstrajelmer]

Prevent p-drive links in unit/systemtests of testbank to increase github codecov.

Coverage when running pytest -m "not acceptance" --cov=dfm_tools (includes requireslocaldata) locally:

---------- coverage: platform win32, python 3.12.8-final-0 -----------
Name                                Stmts   Miss  Cover
-------------------------------------------------------
dfm_tools\__init__.py                  19      0   100%
dfm_tools\bathymetry.py                61      6    90%
dfm_tools\coastlines.py                88     13    85%
dfm_tools\data.py                     140     19    86% -14 (due to gshhs download in cachedir)
dfm_tools\deprecated_functions.py      35     16    54%
dfm_tools\download.py                 248     95    84%
dfm_tools\errors.py                     2      0   100%
dfm_tools\get_nc.py                   257     65    75% +47
dfm_tools\get_nc_helpers.py            82      8    90% +62
dfm_tools\hydrolib_helpers.py         357     97    73% +1
dfm_tools\interpolate_grid2bnd.py     300     59    80% +6
dfm_tools\linebuilder.py               51     40    22%
dfm_tools\meshkernel_helpers.py       160     10    94%
dfm_tools\modelbuilder.py             195     47    76%
dfm_tools\modplot.py                  357     49    86%
dfm_tools\observations.py             592     48    92% +8
dfm_tools\xarray_helpers.py           171     65    62%
dfm_tools\xugrid_helpers.py           343     15    96% +28
-------------------------------------------------------
TOTAL                                3458    652    81%

test_get_nc_helpers.py:

• test_rename_waqvars(): p:\archivedprojects\11203850-coastserv\06-Model\waq_model\simulations\run0_20200319\DFM_OUTPUT_kzn_waq\kzn_waq_0000_map.nc >> mimicked with grevelingen uds and uds.mesh2d_water_quality_output_61 from this dataset
• test_rename_fouvars_regular(): p:\archivedprojects\11203379-005-mwra-updated-bem\03_model\02_final\A72_ntsu0_kzlb2\DFM_OUTPUT_MB_02_fou\MB_02_0000_fou.nc >> moved to westernscheldt opendap dataset

test_get_nc.py:

• test_zsigmalayermodel_correct_layers():
  p:\dflowfm\maintenance\JIRA\05000-05999\05477\c103_ws_3d_fourier\DFM_OUTPUT_westerscheldt01_0subst\westerscheldt01_0subst_map.nc >> moved to westernscheldt opendap dataset

test_interpolate_grid2bnd.py:

• test_interpolate_nc_to_bc(): os.path.join(r'p:\1204257-dcsmzuno\data\CMEMS\nc\DCSM_allAvailableTimes',f'{ncvarname}_2012-12*.nc') >> all the functions are covered by other tests on github, so remove it

test_xugrid_helpers.py:

• test_open_2Dnetwork_with_1Dtopology(): r'p:\1204257-dcsmzuno\2006-2012\3D-DCSM-FM\A18b_ntsu1\DCSM-FM_0_5nm_grid_20191202_depth_20181213_net.nc' >> used single grevelingen partition and overwritten the topology with 1D
• test_enrich_rst_with_map(): r'p:\archivedprojects\11206811-002-kpp-veerse-meer\model\runs_2011-2012\VM_WQ_3D_run9_c\DFM_OUTPUT_VM_WQ_3D\VM_WQ_3D_0000_20130101_000000_rst.nc' >> replaced with dfmt.data.fm_westernscheldt_rst(return_filepath=True) after fixing fix enrich_rst_with_map for westernscheldt rstfile #1113
• test_uds_auto_set_crs_spherical(): r'p:\1204257-dcsmzuno\2006-2012\3D-DCSM-FM\A18b_ntsu1\DCSM-FM_0_5nm_grid_20191202_depth_20181213_net.nc' >> mimicked with curvedbend ds where crs var+attrs are overwritten

Follow-up: #1109