### Proposed changes
This PR adds a new Makefile target `make sign-goreleaser-exe` target to
sign all built GoReleaser windows binaries. This PR contains 2 changes:
- Makefile target
- Copied ci-mgmt workflow files for validation purposes (generated from:
https://github.com/pulumi/ci-mgmt/pull/1318)
Please see the linked ci-mgmt issue for status of GitHub actions
workflows to validate that the binaries are signed.
This PR was automatically generated by the
update-native-provider-workflows workflow in the pulumi/ci-mgmt repo,
from commit e7696dfaff0baa5b84126fc6971cc40e89d490cf.
This PR was automatically generated by the
update-native-provider-workflows workflow in the pulumi/ci-mgmt repo,
from commit 65ba487d5688115d8b9c8533c384953f66342fc6.
This PR was automatically generated by the
update-native-provider-workflows workflow in the pulumi/ci-mgmt repo,
from commit 5abcb86d6b26ccd5910ffe8ad512bca68eaa07b3.
