TST: stats.Normal: bump tolerance on test of logcdf (scipy#22276)

* TST: stats.Normal: bump tolerance on test of logcdf

* Update scipy/stats/tests/test_continuous.py

[skip ci]

Co-authored-by: Matt Haberland <[email protected]>

---------

Co-authored-by: Daniel Schmitz <[email protected]>

Author: 2 people

scipy/stats/tests/test_continuous.py

@@ -426,6 +426,8 @@ def check_dist_func(dist, fname, arg, result_shape, methods):
         # can only expect about half of machine precision for optimization
         # because math
         tol_override = {'atol': 1e-6}
+    elif fname in {'logcdf'}:  # gh-22276
+        tol_override = {'rtol': 2e-7}
 
     if dist._overrides(f'_{fname}_formula'):
         methods.add('formula')