feature-150: Update Stripe to more recent version

[lcduong]

Fixes #150 Update Stripe to more recent version

Short description of what this resolves:

Update Stripe to more recent version

Changes proposed in this pull request:

• Update Stripe to more recent version (stripe.api_version = '2023-10-16')

Checklist

• [x] I have read the Contribution & Best practices Guide.
• [x] My branch is up-to-date with the Upstream development branch.
• [ ] The acceptance, integration, unit tests and linter pass locally with my changes
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have added necessary documentation (if appropriate)

[lcduong]

Testing

1. Enable stripe payment plugin for event 'Stripe update'

2. Stripe payment setup

3. checkout with stripe pay method

4. success paid with Stripe

[lcduong]

Refund Testing using Stripe