Form consistency

[connor-bechthold]

Notion task link

Task Name

Implementation description

• Ensured confirmation/error messages were consistent on all modal forms
• Added spinners to modals
• Fixed up CSV utils to format date correctly
• Moved utils directory to helpers directory

Steps to test

What should reviewers focus on?

Checklist

• My PR name is descriptive and in imperative tense
• My commit messages are descriptive and in imperative tense. My commits are atomic and trivial commits are squashed or fixup'd into non-trivial commits
• I have run the appropriate linter(s)
• I have requested a review from the PL, as well as other devs who have background knowledge on this PR or who will be building on top of this PR
• If I have made API changes, I have updated the REST API Docs
• IF I have made changes to the db/models, I have updated the Data Models Page
• I have documented this PR in the Production Release Page
• I have updated other Docs as needed

[github-actions]

Visit the preview URL for this PR (updated for commit 65256b3):

https://blueprintsupportivehousing--pr235-connor-form-consiste-fv7nzqws.web.app

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