Fix Cython incompatible redefinition warnings in padics

[orlitzky]

[sagelib-9.5.rc1] warning: sage/rings/padics/CR_template.pxi:1478:10: Compatible but non-identical C method 'val_unit' not redeclared in definition part of extension type 'CRElement'.  This may cause incorrect vtables to be generated.
[sagelib-9.5.rc1] warning: sage/rings/padics/FP_template.pxi:1203:10: Compatible but non-identical C method 'val_unit' not redeclared in definition part of extension type 'FPElement'.  This may cause incorrect vtables to be generated.

Component: build

Author: Michael Orlitzky

Branch/Commit: e3f08e8

Reviewer: Frédéric Chapoton

Issue created by migration from https://trac.sagemath.org/ticket/33193

[orlitzky]

Commit: e3f08e8

[orlitzky]

Author: Michael Orlitzky

[orlitzky]

Branch: u/mjo/ticket/33193

[orlitzky]

New commits:

e3f08e8

Trac #33193: redeclare val_unit() in padic subclasses that override it.

[fchapoton]

Reviewer: Frédéric Chapoton

[fchapoton]

comment:2

ok