fix: Update to MorphoCloud/MorphoCloudWorkflow@f9e9dda

List of MorphoCloudWorkflow changes:

```
$ git shortlog 6625f0e..f9e9dda --no-merges
Jean-Christophe Fillion-Robin (3):
      fix(noxfile): Fix extraction of exosphere version
      fix(cloud-config): Correct syntax errors in git clone and ansible-playbook commands
      fix(cloud-config): Fix checkout of exosphere version
```

See MorphoCloud/MorphoCloudWorkflow@6625f0e...f9e9dda

cloud-config

@@ -45,21 +45,22 @@ retry ansible-galaxy collection install community.general
 
 rm -rf /opt/instance-config-mgt
 
-# retry git clone \\
-#   --depth=1 \\
-#   --branch="{instance-config-mgt-repo-checkout}" \\
-#   "{instance-config-mgt-repo-url}" \\
+# retry git clone \
+#   --depth=1 \
+#   --branch="{instance-config-mgt-repo-checkout}" \
+#   "{instance-config-mgt-repo-url}" \
 #   /opt/instance-config-mgt
 
-exosphere_sha="61891a755ee0a4f9d15b586d60477814885656fc" # morpho-cloud-portal-2025.01.29-5f7a4c38
-retry git clone \\
-  --checkout="$exosphere_sha" \\
-  "https://github.com/MorphoCloud/exosphere.git" \\
+retry git clone \
+  "https://github.com/MorphoCloud/exosphere.git" \
   /opt/instance-config-mgt
 
-ansible-playbook \\
-  -i /opt/instance-config-mgt/ansible/hosts \\
-  -e "{\\"guac_enabled\\":true,\\"gui_enabled\\":true,\\"ansible_python_interpreter\\":\\"/opt/ansible-venv/bin/python\\"}" \\
+exosphere_sha="61891a755ee0a4f9d15b586d60477814885656fc" # morpho-cloud-portal-2025.01.29-5f7a4c38
+(cd /opt/instance-config-mgt && git reset --hard $exosphere_sha)
+
+ansible-playbook \
+  -i /opt/instance-config-mgt/ansible/hosts \
+  -e "{\"guac_enabled\":true,\"gui_enabled\":true,\"ansible_python_interpreter\":\"/opt/ansible-venv/bin/python\"}" \
   /opt/instance-config-mgt/ansible/playbook.yml
 ANSIBLE_RETURN_CODE=$?
 if [ $ANSIBLE_RETURN_CODE -eq 0 ]; then STATUS="complete"; else STATUS="error"; fi