Release Python v3.11.9 again

- base: Update JupyterHub to v4.1.5

VERSION_MATRIX.md

@@ -4,7 +4,7 @@ Topmost entry = Tag `latest`
 
 | Python     | Jupyter Hub | Jupyter Lab | code‑server (Code) | Git    | Git LFS | Pandoc | CTAN date[^2] | Quarto[^2]  | Linux distro |
 |:-----------|:------------|:------------|:-------------------|:-------|:--------|:-------|:--------------|:------------|:-------------|
-| 3.11.9     | 4.1.4       | 4.1.5       | 4.22.1 (1.87.2)    | 2.44.0 | 3.5.1   | 3.1.11 |               | 1.4.552     | Debian 12    |
+| 3.11.9     | 4.1.5       | 4.1.5       | 4.22.1 (1.87.2)    | 2.44.0 | 3.5.1   | 3.1.11 |               | 1.4.552     | Debian 12    |
 | 3.12.2     | 4.1.4       | 4.1.5       | 4.22.1 (1.87.2)    | 2.44.0 | 3.5.1   | 3.1.11 |               | 1.4.552     | Debian 12    |
 | 3.11.8     | 4.1.5       | 4.1.5       | 4.22.1 (1.87.2)    | 2.44.0 | 3.5.1   | 3.1.11 | 2024‑04‑02    | 1.4.552     | Debian 12    |
 | 3.12.1     | 4.0.2       | 4.1.0       | 4.21.0 (1.86.0)    | 2.43.0 | 3.4.1   | 3.1.11 | 2024‑02‑06    | 1.4.549     | Debian 12    |

base/.gitlab-ci.yml

 .env:
   variables:
-    PYTHON_VERSION: "3.11.8"
-    TAG_VERSION_MAJ_MIN: "false"
+    PYTHON_VERSION: "3.11.9"
+    TAG_VERSION_MAJ_MIN: "true"
     TAG_VERSION_MAJ: "false"
 
 .before-script-build: &before-script-build

base/3.11.9.Dockerfile

@@ -6,7 +6,7 @@ ARG CUDA_IMAGE_FLAVOR
 
 ARG NB_USER=jovyan
 ARG NB_UID=1000
-ARG JUPYTERHUB_VERSION=4.1.4
+ARG JUPYTERHUB_VERSION=4.1.5
 ARG JUPYTERLAB_VERSION=4.1.5
 ARG CODE_BUILTIN_EXTENSIONS_DIR=/opt/code-server/lib/vscode/extensions
 ARG CODE_SERVER_VERSION=4.22.1

scipy/.gitlab-ci.yml

 .env:
   variables:
-    PYTHON_VERSION: "3.11.8"
-    TAG_VERSION_MAJ_MIN: "false"
+    PYTHON_VERSION: "3.11.9"
+    TAG_VERSION_MAJ_MIN: "true"
     TAG_VERSION_MAJ: "false"
 
 .before-script-build: &before-script-build