fix(demo): in-memory driver never gets loaded

[griest024]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/graycoreio/daffodil/blob/develop/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[x] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Other... Please describe:

What is the old behavior?

For reasons I cannot discern, the driver module loading logic always loads the magento module, no matter the environment (which is correctly file replaced and imported).

What is the new behavior?

Loads correct driver module via file replacements

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

blocks #3049