build(deps): bump github.com/google/go-jsonnet from 0.20.0 to 0.21.0 (#1120)

Bumps [github.com/google/go-jsonnet](https://github.com/google/go-jsonnet) from 0.20.0 to 0.21.0.
- [Release notes](https://github.com/google/go-jsonnet/releases)
- [Changelog](https://github.com/google/go-jsonnet/blob/master/.goreleaser.yml)
- [Commits](google/go-jsonnet@v0.20.0...v0.21.0)

---
updated-dependencies:
- dependency-name: github.com/google/go-jsonnet
  dependency-version: 0.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/go-akka/configuration v0.0.0-20200606091224-a002c0330665
 	github.com/go-ini/ini v1.67.0
 	github.com/google/go-cmp v0.7.0
-	github.com/google/go-jsonnet v0.20.0
+	github.com/google/go-jsonnet v0.21.0
 	github.com/hashicorp/go-getter v1.7.8
 	github.com/hashicorp/hcl v1.0.0
 	github.com/jstemmer/go-junit-report v1.0.0

go.sum

@@ -872,8 +872,8 @@ github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
-github.com/google/go-jsonnet v0.20.0 h1:WG4TTSARuV7bSm4PMB4ohjxe33IHT5WVTrJSU33uT4g=
-github.com/google/go-jsonnet v0.20.0/go.mod h1:VbgWF9JX7ztlv770x/TolZNGGFfiHEVx9G6ca2eUmeA=
+github.com/google/go-jsonnet v0.21.0 h1:43Bk3K4zMRP/aAZm9Po2uSEjY6ALCkYUVIcz9HLGMvA=
+github.com/google/go-jsonnet v0.21.0/go.mod h1:tCGAu8cpUpEZcdGMmdOu37nh8bGgqubhI5v2iSk3KJQ=
 github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=