Update check file size workflow

[avidit]

Purpose

• write list of changed files to a text file.
  Looping through the string of filenames failed when file name contained special characters. After writing the list of changed files to a text file, we can read the file for filenames and surround the filename in double quotes before processing.

Declarations

Check these if you believe they are true

• The codebase is in a better state after this PR
• Is documented according to the standards
• The level of testing this PR includes is appropriate
• User facing strings, if any, are extracted into *.resx files
• All tests pass using the self-service CI.
• Snapshot of UI changes, if any.
• Changes to the API follow Semantic Versioning and are documented in the API Changes document.
• This PR modifies some build requirements and the readme is updated
• This PR contains no files larger than 50 MB

Release Notes

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