CI: tweak docstring test to avoid repr issues on some system

devito/__init__.py

@@ -1,7 +1,10 @@
 import atexit
 from itertools import product
+import os
 from . import _version
 
+import numpy as np
+
 # Import the global `configuration` dict
 from devito.parameters import *  # noqa
 
@@ -160,6 +163,13 @@ def mode_performance():
     configuration['opt-options']['blockinner'] = True
 
 
+if "PYTEST_VERSION" in os.environ:
+    # Avoid change in repr break docstring tests
+    # Only sets it here for testing
+    # https://numpy.org/devdocs/release/2.0.0-notes.html#representation-of-numpy-scalars-changed  # noqa
+    np.set_printoptions(legacy="1.25")
+
+
 # Ensure the SymPy caches are purged at exit
 # For whatever reason, if we don't do this the garbage collector won't its
 # job properly and thus we may end up missing some custom __del__'s