Bump github.com/mattn/go-isatty from 0.0.19 to 0.0.20 (#896)

Bumps [github.com/mattn/go-isatty](https://github.com/mattn/go-isatty)
from 0.0.19 to 0.0.20.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="a7c02353c4"><code>a7c0235</code></a>
Merge pull request <a
href="https://redirect.github.com/mattn/go-isatty/issues/74">#74</a>
from dkegel-fastly/dkegel-bug73-tinygo</li>
<li><a
href="13f35908f7"><code>13f3590</code></a>
Adjust build tags to allow building on tinygo; for <a
href="https://redirect.github.com/mattn/go-isatty/issues/73">#73</a>.</li>
<li>See full diff in <a
href="https://github.com/mattn/go-isatty/compare/v0.0.19...v0.0.20">compare
view</a></li>
</ul>
</details>
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go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/hashicorp/terraform-json v0.17.1 // MPL 2.0
 	github.com/imdario/mergo v0.3.15 // BSD-3-Clause
 	github.com/manifoldco/promptui v0.9.0 // BSD-3-Clause
-	github.com/mattn/go-isatty v0.0.19 // MIT
+	github.com/mattn/go-isatty v0.0.20 // MIT
 	github.com/nwidger/jsoncolor v0.3.2 // MIT
 	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 // BSD-2-Clause
 	github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06 // MIT

go.sum

@@ -118,8 +118,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.11/go.mod h1:PhnuNfih5lzO57/f3n+odYbM4JtupLOxQOAqxQCu2WE=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
-github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/nwidger/jsoncolor v0.3.2 h1:rVJJlwAWDJShnbTYOQ5RM7yTA20INyKXlJ/fg4JMhHQ=
 github.com/nwidger/jsoncolor v0.3.2/go.mod h1:Cs34umxLbJvgBMnVNVqhji9BhoT/N/KinHqZptQ7cf4=
 github.com/pjbgf/sha1cd v0.3.0 h1:4D5XXmUUBUl/xQ6IjCkEAbqXskkq/4O7LmGn0AqMDs4=