Fix testsuite packaging discovery (#4508)

Author: IAlibay

testsuite/pyproject.toml

@@ -54,26 +54,6 @@ include-package-data = true
 
 [tool.setuptools.packages.find]
 namespaces = false
-include=[
-    "MDAnalysisTests",
-    "MDAnalysisTests.data",
-    "MDAnalysisTests.data.Amber",
-    "MDAnalysisTests.data.capping",
-    "MDAnalysisTests.data.coordinates",
-    "MDAnalysisTests.data.gms",
-    "MDAnalysisTests.data.gromos11",
-    "MDAnalysisTests.data.merge",
-    "MDAnalysisTests.data.tprs",
-    "MDAnalysisTests.data.tprs.all_bonded",
-    "MDAnalysisTests.data.tprs.virtual_sites",
-    "MDAnalysisTests.data.analysis",
-    "MDAnalysisTests.data.contacts",
-    "MDAnalysisTests.data.dlpoly",
-    "MDAnalysisTests.data.gromacs",
-    "MDAnalysisTests.data.lammps",
-    "MDAnalysisTests.data.mol2",
-    "MDAnalysisTests.data.windows",
-]
 
 [tool.setuptools.package-data]
 MDAnalysisTests = [
@@ -84,6 +64,9 @@ MDAnalysisTests = [
     "data/tprs/all_bonded/*.gro",
     "data/tprs/all_bonded/*.top",
     "data/tprs/all_bonded/*.mdp",
+    "data/tprs/virtual_sites/*.mdp",
+    "data/tprs/virtual_sites/*.top",
+    "data/tprs/virtual_sites/*.gro",
     "data/*.tpr",
     "data/tprs/*/*.tpr",
     "data/*.gro",