Merged PR 413: One line change to try and resolve build docs pipeline failure

## Summary
The build-docs pipeline has been failing to run. This PR corrects it.

## Test process
Link to successfully running:
https://dev.azure.com/ma-dev-uk/PrimAITE/_build/results?buildId=4849&view=results

Previous failures can be seen in the pipeline history.

## Checklist
- [ ] PR is linked to a **work item**
- [ ] **acceptance criteria** of linked ticket are met
- [ ] performed **self-review** of the code
- [ ] written **tests** for any new functionality added with this PR
- [ ] updated the **documentation** if this PR changes or adds functionality
- [ ] written/updated **design docs** if this PR implements new functionality
- [ ] updated the **change log**
- [ ] ran **pre-commit** checks for code style
- [ ] attended to any **TO-DOs** left in the code

One line change to try and resolve build docs pipeline failure

Related work items: #2659

.azure/azure-build-deploy-docs-pipeline.yml

@@ -30,7 +30,7 @@ jobs:
     displayName: 'Install PrimAITE for docs autosummary'
 
   - script: |
-      apt-get install pandoc
+      sudo apt-get install pandoc
     displayName: 'Install Pandoc'
 
   - script: |