refactor: remove unused process_movie method

[ReenigneArcher]

Description

This PR removes the unused _process_movie method. I wanted to have this in a separate PR, instead of #22 so it will be easier to reference the json rpc method if we need to re-implement something similar later.

Screenshot

Issues Fixed or Closed

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Dependency update (updates to dependencies)
• Documentation update (changes to documentation)
• Repository update (changes to repository files, e.g. .github/...)

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have added or updated the in code docstring/documentation-blocks for new or existing methods/components

Branch Updates

LizardByte requires that branches be up-to-date before merging. This means that after any PR is merged, this branch
must be updated before it can be merged. You must also
Allow edits from maintainers.

• I want maintainers to keep my branch updated

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (c2f64c7) 84.56% compared to head (8d26e7a) 86.39%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #31      +/-   ##
==========================================
+ Coverage   84.56%   86.39%   +1.82%     
==========================================
  Files          11       11              
  Lines         324      316       -8     
==========================================
- Hits          274      273       -1     
+ Misses         50       43       -7     

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