Retry conda command in CI to survive HTTP errors
This MR adds a
retry command prefix to one of the conda operations in the CI, in the hope that this will minimise the impact of transient HTTP errors (e.g. 860019).
API Changes and Justification
Backwards Compatible Changes
- This change introduces no API changes
- This change adds new API calls
Backwards Incompatible Changes
- This change modifies an existing API
- This change removes an existing API
If any of the Backwards Incompatible check boxes are ticked please provide a justification why this change is necessary and why it needs to be done in a backwards incompatible way.
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