Bump setuptools from 75.3.0 to 75.5.0 in /apptainer/python in the apptainer group (#520)

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apptainer/python/requirements.txt

@@ -1,5 +1,5 @@
 numpy==2.1.3
-setuptools==75.3.0
+setuptools==75.5.0
 psutil==6.1.0
 mkl==2025.0.0
 mkl-include==2025.0.0