Update testify package and remove vendor folder

v0.0.7

remove vendor and update go.mod

Updated reference to Azure org

v0.0.6

fix capital

v0.0.4: Merge pull request #6 from jim-minter/canset-bug

fix CanSet check in wrong place plus unit test

v0.0.3: Merge pull request #5 from jim-minter/interfaces

Simplify and enable redact to walk interfaces and arrays

Extending capabilities to maps

• Fixed an issue with strings not being redacted within maps

v0.0.1

First release for the redact library

• By default redact all string and *string fields without the redact:"nonsecret" tag
• Handles the empty string value the same and will redact it.
• Supports nested structs and nested ptr to structs