HPCC-32723 Add full support for azure blob read/write storage planes

[jackdelv]

• Based on changes from Gavin's forked repo
• Includes a fix related to HPCC-32923

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• This change is a bug fix (non-breaking change which fixes an issue).
• This change is a new feature (non-breaking change which adds functionality).
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• This change alters the query API (existing queries will have to be recompiled)

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Testing:

[github-actions]

Jira Issue: https://hpccsystems.atlassian.net//browse/HPCC-32723

Jirabot Action Result:
Workflow Transition To: Merge Pending
Updated PR

[ghalliday]

@jackdelv Looks good as far as I can see. I am inclined to merge and use it as a building block for further work. I doubt anyone is using the current implementation, so little chance of breaking anything.
Please switch to a non-draft PR.

[github-actions]

Jirabot Action Result:
Added fix version: 9.10.0
Workflow Transition: 'Resolve issue'