intra: constrain pennylane

[ashlhans]

Issue #, if available:

Description of changes:

Constraining Pennylane to version 0.33.1

Testing done: tox passes locally

Merge Checklist

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General

• [ ] I have read the CONTRIBUTING doc
• [ ] I used the commit message format described in CONTRIBUTING
• [ ] I have updated any necessary documentation, including READMEs and API docs (if appropriate)

Tests

• [ ] I have added tests that prove my fix is effective or that my feature works (if appropriate)
• [ ] I have checked that my tests are not configured for a specific region or account (if appropriate)

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (67ac8e5) 100.00% compared to head (bd205f8) 100.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #134 +/- ## ========================================= Coverage 100.00% 100.00% ========================================= Files 26 26 Lines 1028 1028 Branches 181 161 -20 ========================================= Hits 1028 1028 ```

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