chore: add version update type to pr template

[NickJ202]

Description

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)
• Documentation update

Changeset

• I have added a changeset (pnpm changeset)
• No changeset needed (docs only, tests, etc.)

Testing

• I have tested these changes locally
• I have added tests that prove my fix is effective or that my feature works

Snapshot Release

A release candidate (RC) version is automatically published when this PR is created or updated:

• The snapshot workflow will publish an RC version to npm with the @rc tag
• The RC version will be commented on this PR for testing
• Install with: pnpm add permaweb-deploy@<version> (see comment below)