Related Issue(s):

Closes #874

Proposed Changes:

For inclusion in changelog (if applicable):

n/a

Not intended for changelog:

1. Replace PSOrthoTile with PSScene asset type in example for create_order

Diff of User Interface

Old behavior: n/a

New behavior: n/a

PR Checklist:

• This PR is as small and focused as possible
• [] If this PR includes proposed changes for inclusion in the changelog, the title of this PR summarizes those changes and is ready for inclusion in the Changelog.
• [] I have updated docstrings for function changes and docs in the 'docs' folder for user interface / behavior changes
• This PR does not break any examples or I have updated them

(Optional) @mentions for Notifications:
@sarasafavi @cholmes