Bump github.com/zclconf/go-cty from 1.8.0 to 1.8.1 (#86)

Bumps [github.com/zclconf/go-cty](https://github.com/zclconf/go-cty) from 1.8.0 to 1.8.1.
- [Release notes](https://github.com/zclconf/go-cty/releases)
- [Changelog](https://github.com/zclconf/go-cty/blob/main/CHANGELOG.md)
- [Commits](zclconf/go-cty@v1.8.0...v1.8.1)

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

go.mod

@@ -16,5 +16,5 @@ require (
 	github.com/serenize/snaker v0.0.0-20201027110005-a7ad2135616e
 	github.com/terraform-linters/tflint-plugin-sdk v0.8.2-0.20210320093036-ae6749e72de0
 	github.com/terraform-providers/terraform-provider-aws v1.60.1-0.20210128214539-ac3363c699ef
-	github.com/zclconf/go-cty v1.8.0
+	github.com/zclconf/go-cty v1.8.1
 )

go.sum

@@ -360,8 +360,9 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/zclconf/go-cty v1.1.0/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
 github.com/zclconf/go-cty v1.2.0/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
 github.com/zclconf/go-cty v1.2.1/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
-github.com/zclconf/go-cty v1.8.0 h1:s4AvqaeQzJIu3ndv4gVIhplVD0krU+bgrcLSVUnaWuA=
 github.com/zclconf/go-cty v1.8.0/go.mod h1:vVKLxnk3puL4qRAv72AO+W99LUD4da90g3uUAzyuvAk=
+github.com/zclconf/go-cty v1.8.1 h1:SI0LqNeNxAgv2WWqWJMlG2/Ad/6aYJ7IVYYMigmfkuI=
+github.com/zclconf/go-cty v1.8.1/go.mod h1:vVKLxnk3puL4qRAv72AO+W99LUD4da90g3uUAzyuvAk=
 github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b/go.mod h1:ZRKQfBXbGkpdV6QMzT3rU1kSTAnfu1dO8dPKjYprgj8=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=