Cleanup of 28757

[kliem]

This is a cleanup of #28757.

I forgot to remove the redundant file src/sage/geometry/polyhedron/combinatorial_polyhedron/bit_vector_operations.pxd.

There is also the wrong description for intersection in polyhedron_face_lattice.pyx.

CC: @jplab

Component: geometry

Keywords: combinatorial polyhedron

Author: Jonathan Kliem

Branch/Commit: 6c9e848

Reviewer: Travis Scrimshaw

Issue created by migration from https://trac.sagemath.org/ticket/29679

[kliem]

Branch: public/29679

[kliem]

New commits:

6c9e848

cleanup of 28757

[kliem]

Commit: 6c9e848

[tscrim]

comment:2

LGTM.

[tscrim]

Reviewer: Travis Scrimshaw

[kliem]

comment:3

Thank you.

[vbraun]

Changed branch from public/29679 to 6c9e848