Split tests with/without exceptions

[avaldebe]

follow up to #397

[codecov]

Codecov Report

Merging #526 (57554f7) into main-dev (a4a35d4) will decrease coverage by 0.00%.
The diff coverage is 93.33%.

❗ Current head 57554f7 differs from pull request most recent head 32cd682. Consider uploading reports for the commit 32cd682 to get more accurate results

@@             Coverage Diff              @@
##           main-dev     #526      +/-   ##
============================================
- Coverage     76.66%   76.66%   -0.01%     
============================================
  Files            97       97              
  Lines         17490    17494       +4     
============================================
+ Hits          13409    13412       +3     
- Misses         4081     4082       +1     

Flag	Coverage Δ
unittests	76.66% <93.33%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pyaerocom/plot/heatmaps.py	100.00% <ø> (ø)
pyaerocom/utils.py	87.71% <90.90%> (-0.96%)	⬇️
pyaerocom/_lowlevel_helpers.py	82.48% <100.00%> (ø)
pyaerocom/colocation_auto.py	81.83% <0.00%> (-0.63%)	⬇️
pyaerocom/io/read_earlinet.py	88.47% <0.00%> (-0.34%)	⬇️
pyaerocom/griddeddata.py	61.89% <0.00%> (-0.17%)	⬇️
pyaerocom/colocateddata.py	81.36% <0.00%> (ø)
pyaerocom/io/readgridded.py	72.54% <0.00%> (ø)
pyaerocom/aeroval/experiment_output.py	87.41% <0.00%> (+0.22%)	⬆️
pyaerocom/plot/mapping.py	96.52% <0.00%> (+0.34%)	⬆️
... and 1 more

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[jgriesfeller]

I looked only at a few files thoroughly, but since the CI does not throw errors I trust you that everything is working