Update nibabel/orientations.py

Author: effigies

nibabel/orientations.py

@@ -231,7 +231,7 @@ def inv_ornt_aff(ornt, shape):
 
 @deprecate_with_version('orientation_affine deprecated. '
                         'Please use inv_ornt_aff instead.',
-                        '1.3',
+                        '3.0',
                         '4.0')
 def orientation_affine(ornt, shape):
     return inv_ornt_aff(ornt, shape)