Bump chainguard.dev/apko from 0.19.6 to 0.20.1

Bumps [chainguard.dev/apko](https://github.com/chainguard-dev/apko) from 0.19.6 to 0.20.1.
- [Release notes](https://github.com/chainguard-dev/apko/releases)
- [Changelog](https://github.com/chainguard-dev/apko/blob/main/NEWS.md)
- [Commits](chainguard-dev/apko@v0.19.6...v0.20.1)

---
updated-dependencies:
- dependency-name: chainguard.dev/apko
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -3,7 +3,7 @@ module github.com/chainguard-dev/terraform-provider-apko
 go 1.23.2
 
 require (
-	chainguard.dev/apko v0.19.6
+	chainguard.dev/apko v0.20.1
 	github.com/chainguard-dev/clog v1.5.1-0.20240811185937-4c523ae4593f
 	github.com/chainguard-dev/terraform-provider-oci v0.0.17
 	github.com/google/go-cmp v0.6.0

go.sum

@@ -1,5 +1,5 @@
-chainguard.dev/apko v0.19.6 h1:ZlWL5csihT4kBZmACpNOGqbb7DgqUS2IdmcNsnjwG18=
-chainguard.dev/apko v0.19.6/go.mod h1:Xwby6unVOg4xJZ11l2kyHdr9sykJmmEaWvgoT18CFbI=
+chainguard.dev/apko v0.20.1 h1:s5OSmMm6EnoRBtEGbE+5knJiFdPUXBfCs+92CwdLYRA=
+chainguard.dev/apko v0.20.1/go.mod h1:apcXdkgm/iRLHP4ELxgEWiijpNzA8vNEv5P94sw/z3w=
 chainguard.dev/go-grpc-kit v0.17.6 h1:lwIs9LmSnm8jwrH1QmigCwMP6MYkIBENq/0xGduYZss=
 chainguard.dev/go-grpc-kit v0.17.6/go.mod h1:ZNaXn2KEO++2u2WveHs65krYiHmAEGjYLeEtfaQaOWU=
 chainguard.dev/sdk v0.1.28 h1:xLQv0JxiGhqVKOL059DmTReTjrKFhUsP5U1W6cgr+jQ=