tools: update labels for nixpkgs pin bumps

Signed-off-by: Antoine du Hamel <duhamelantoine1995@gmail.com>
PR-URL: #62994
Reviewed-By: René <contact.9a5d6388@renegade334.me.uk>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

Author: aduh95

.github/workflows/tools.yml

@@ -207,7 +207,7 @@ jobs:
             # dont-land labels are there so we can guarantee released versions of
             # Node.js can be built with the same env along the whole release line life – or
             # at least we can detect and document necessary updates.
-            label: tools, dont-land-on-v20.x, dont-land-on-v22.x, dont-land-on-v24.x, dont-land-on-v25.x
+            label: tools, dont-land-on-v22.x, dont-land-on-v24.x, dont-land-on-v26.x
             run: |
               ./tools/dep_updaters/update-nixpkgs-pin.sh > temp-output
               cat temp-output