Build(deps): Bump github.com/BurntSushi/toml from 1.1.0 to 1.2.0

Bumps [github.com/BurntSushi/toml](https://github.com/BurntSushi/toml) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/BurntSushi/toml/releases)
- [Commits](BurntSushi/toml@v1.1.0...v1.2.0)

---
updated-dependencies:
- dependency-name: github.com/BurntSushi/toml
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -3,7 +3,7 @@ module github.com/vmware-tanzu/carvel-ytt
 go 1.17
 
 require (
-	github.com/BurntSushi/toml v1.1.0
+	github.com/BurntSushi/toml v1.2.0
 	github.com/aws/aws-lambda-go v1.32.1
 	github.com/cppforlife/cobrautil v0.0.0-20200514214827-bb86e6965d72
 	github.com/cppforlife/go-cli-ui v0.0.0-20200505234325-512793797f05

go.sum

@@ -1,5 +1,5 @@
-github.com/BurntSushi/toml v1.1.0 h1:ksErzDEI1khOiGPgpwuI7x2ebx/uXQNw7xJpn9Eq1+I=
-github.com/BurntSushi/toml v1.1.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
+github.com/BurntSushi/toml v1.2.0 h1:Rt8g24XnyGTyglgET/PRUNlrUeu9F5L+7FilkXfZgs0=
+github.com/BurntSushi/toml v1.2.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/aws/aws-lambda-go v1.32.1 h1:ls0FU8Mt7ayJszb945zFkUfzxhkQTli8mpJstVcDtCY=
 github.com/aws/aws-lambda-go v1.32.1/go.mod h1:jwFe2KmMsHmffA1X2R09hH6lFzJQxzI8qK17ewzbQMM=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=