Bump github.com/hashicorp/copywrite from 0.16.4 to 0.16.6 in /tools

Bumps [github.com/hashicorp/copywrite](https://github.com/hashicorp/copywrite) from 0.16.4 to 0.16.6.
- [Release notes](https://github.com/hashicorp/copywrite/releases)
- [Changelog](https://github.com/hashicorp/copywrite/blob/main/.goreleaser.yaml)
- [Commits](hashicorp/copywrite@v0.16.4...v0.16.6)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/copywrite
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

tools/go.mod

@@ -2,7 +2,7 @@ module tools
 
 go 1.19
 
-require github.com/hashicorp/copywrite v0.16.4
+require github.com/hashicorp/copywrite v0.16.6
 
 require (
 	github.com/AlecAivazis/survey/v2 v2.3.6 // indirect

tools/go.sum

@@ -144,8 +144,8 @@ github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFb
 github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 h1:2VTzZjLZBgl62/EtslCrtky5vbi9dd7HrQPQIx6wqiw=
 github.com/hashicorp/consul/api v1.13.0/go.mod h1:ZlVrynguJKcYr54zGaDbaL3fOvKC9m72FhPvA8T35KQ=
 github.com/hashicorp/consul/sdk v0.8.0/go.mod h1:GBvyrGALthsZObzUGsfgHZQDXjg4lOjagTIwIR1vPms=
-github.com/hashicorp/copywrite v0.16.4 h1:qDuO1wJJZx30SCEqxJnFuStXK43R39juJKMMTn/u/9c=
-github.com/hashicorp/copywrite v0.16.4/go.mod h1:6wvQH+ICDoD2bpjO1RJ6fi+h3aY5NeLEM12oTkEtFoc=
+github.com/hashicorp/copywrite v0.16.6 h1:tTkXQiFwK/INXptOgxQ8Vu2i2+GjAf8iE8HRw3IhLA0=
+github.com/hashicorp/copywrite v0.16.6/go.mod h1:6wvQH+ICDoD2bpjO1RJ6fi+h3aY5NeLEM12oTkEtFoc=
 github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/go-cleanhttp v0.5.0/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
 github.com/hashicorp/go-cleanhttp v0.5.1/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=