ci: python update numpy version for windows

Required due to the newer setuptools dependency
Otherwise installing numpy fails fails with:

AttributeError: module 'pkgutil' has no attribute 'ImpImporter'.

.gitlab/ci/requirements.txt

@@ -2,7 +2,7 @@
 # we are actually testing at any given point.
 
 # numpy
-numpy==1.24.0
+numpy==1.26.4
 
 # Web modules
 aiohttp==3.8.3