[bootlin/training-materials] 0ccd9f: labs: gdb: fix python indentation

[Clément Léger]

  Branch: refs/heads/master
  Home:   https://github.com/bootlin/training-materials
  Commit: 0ccd9f454a649b8bcf5d3d53f054c90f0e3baf71
      https://github.com/bootlin/training-materials/commit/0ccd9f454a649b8bcf5d3d53f054c90f0e3baf71
  Author: Clément Léger <clement.leger at bootlin.com>
  Date:   2023-01-31 (Tue, 31 Jan 2023)

  Changed paths:
    M lab-data/debugging/nfsroot/root/gdb/linked_list.py

  Log Message:
  -----------
  labs: gdb: fix python indentation

Signed-off-by: Clément Léger <clement.leger at bootlin.com>