Packer v1.7.5 released

Hello Everyone,

The Packer team is excited to announce the release of Packer v1.7.5. This release contains improvements to HCL2 support in Packer, plugin upgrades to bring in some of the great community contributions, and, lastly, some core refactors for connecting Packer to the HCP Packer registry.

For a complete list of changes please see the Packer CHANGELOG.