Drop threads when collecting summary-data

[BjarneHerland]

Issue
Fixes #2650
Result of tests and discussion in #2650

Pre review checklist

• Added appropriate labels

[codecov-commenter]

Codecov Report

Merging #2808 (d728f6e) into main (a0e3887) will increase coverage by 0.05%.
The diff coverage is 0.00%.

❗ Current head d728f6e differs from pull request most recent head c2188d5. Consider uploading reports for the commit c2188d5 to get more accurate results

@@            Coverage Diff             @@
##             main    #2808      +/-   ##
==========================================
+ Coverage   65.31%   65.37%   +0.05%     
==========================================
  Files         652      652              
  Lines       53503    53495       -8     
  Branches     4752     4752              
==========================================
+ Hits        34947    34972      +25     
+ Misses      16948    16918      -30     
+ Partials     1608     1605       -3     

Impacted Files	Coverage Δ
libres/lib/enkf/enkf_plot_data.cpp	27.86% <0.00%> (+3.23%)	⬆️
libres/lib/res_util/block_fs.cpp	53.97% <0.00%> (+0.29%)	⬆️
ert_shared/models/base_run_model.py	82.21% <0.00%> (+0.39%)	⬆️
libres/lib/enkf/gen_kw.cpp	59.51% <0.00%> (+0.48%)	⬆️
ert_shared/status/tracker/legacy.py	86.24% <0.00%> (+1.05%)	⬆️
ert_gui/ertwidgets/__init__.py	77.27% <0.00%> (+2.27%)	⬆️
res/job_queue/forward_model_status.py	93.75% <0.00%> (+5.00%)	⬆️
ert_gui/ertwidgets/validationsupport.py	98.63% <0.00%> (+19.17%)	⬆️

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[BjarneHerland]

test this please

[BjarneHerland]

test this please

[pinkwah]

Looks good!

Also remove:

• ert/libres/lib/enkf/enkf_plot_tvector.cpp

  Lines 157 to 166 in 691316d

  	void *enkf_plot_tvector_load__(void *arg) {
  	arg_pack_type *arg_pack = arg_pack_safe_cast(arg);
  	enkf_plot_tvector_type *tvector =
  	(enkf_plot_tvector_type *)arg_pack_iget_ptr(arg_pack, 0);
  	enkf_fs_type *fs = (enkf_fs_type *)arg_pack_iget_ptr(arg_pack, 1);
  	const char *index_key = (const char *)arg_pack_iget_ptr(arg_pack, 2);
  	enkf_plot_tvector_load(tvector, fs, index_key);
  	return NULL;
  	}

• ert/libres/lib/include/ert/enkf/enkf_plot_tvector.hpp

  Line 45 in 691316d

  void *enkf_plot_tvector_load__(void *arg);

[TerryHannant]

Looks good

[BjarneHerland]

test this please