build(docker): upgrade cernopendata-portal to 0.11.0

Upgrade CERN Open Data portal version to 0.11.0 and change local
development server to use port 8000 in order to avoid conflicts with
port 5000 on macOS.

Author: tiborsimko

DEVELOPING.rst

@@ -45,7 +45,7 @@ follows:
 
    $ git clone https://github.com/cernopendata/opendata.cern.ch
    $ git clone https://github.com/cernopendata/cernopendata-portal
-   $ cd cernopendata-portal && git checkout -B stable v0.2.9
+   $ cd cernopendata-portal && git checkout -B stable v0.11.0
    $ cd ../opendata.cern.ch
    $ docker compose pull
    $ docker compose up -d
@@ -55,7 +55,7 @@ follows:
 
 This will create a running instance of the CERN Open Data portal with a
 relatively empty content. The portal will be accessible locally at
-`http://127.0.0.1:500 <http://127.0.0.1:5000>`_.
+`http://127.0.0.1:8000 <http://127.0.0.1:8000>`_.
 
 If you would like to stop and delete your local instance, you can do:
 
@@ -83,8 +83,8 @@ Upload the locally-modified file into your instance:
         --mode insert-or-replace \
         -f /content/data/records/cms-primary-datasets.json
 
-You can then check your changes at `http://127.0.0.1:500
-<http://127.0.0.1:5000>`_.
+You can then check your changes at `http://127.0.0.1:8000
+<http://127.0.0.1:8000>`_.
 
 Note that you can take advantage of shell scripting if you would like to upload
 all experiment records locally, for example for ATLAS:
@@ -160,8 +160,8 @@ using the `fixtures docs` command. Even if you would like to change only the
 document content that is living in the associated Markdown files, the document
 JSON file is to be uploaded.
 
-You can then check your changes at `http://127.0.0.1:500
-<http://127.0.0.1:5000>`_.
+You can then check your changes at `http://127.0.0.1:8000
+<http://127.0.0.1:8000>`_.
 
 Working with documents: Markdown
 ================================

docker-compose-override.yml

@@ -30,7 +30,7 @@ services:
       - TEMPLATES_AUTO_RELOAD=True
     command: bash -c "/content/scripts/start-server-debug.sh"
     restart: "unless-stopped"
-    image: registry.cern.ch/cernopendata/cernopendata-portal:0.2.9
+    image: registry.cern.ch/cernopendata/cernopendata-portal:0.11.0
     volumes:
       - ../opendata.cern.ch:/content
       - ./cernopendata:/code/cernopendata