pynfs: use packaged xdrlib3 on Debian

To: [email protected]
Cc: Daniel Gomez <[email protected]>
Cc: Chuck Lever <[email protected]>
Signed-off-by: Jeff Layton <[email protected]>

---
Changes in v2:
- EDITME: describe what is new in this series revision.
- EDITME: use bulletpoints and terse descriptions.
- Link to v1: https://lore.kernel.org/r/[email protected]



--- b4-submit-tracking ---
# This section is used internally by b4 prep for tracking purposes.
{
  "series": {
    "revision": 2,
    "change-id": "20250212-main-da16bedce7dc",
    "prefixes": [
      "kdevops"
    ],
    "history": {
      "v1": [
        "[email protected]"
      ]
    }
  }
}

Author: jtlayton