Bump github.com/gookit/goutil from 0.3.14 to 0.3.15

Bumps [github.com/gookit/goutil](https://github.com/gookit/goutil) from 0.3.14 to 0.3.15.
- [Release notes](https://github.com/gookit/goutil/releases)
- [Commits](gookit/goutil@v0.3.14...v0.3.15)

---
updated-dependencies:
- dependency-name: github.com/gookit/goutil
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -4,7 +4,7 @@ go 1.13
 
 require (
 	github.com/gookit/color v1.4.2
-	github.com/gookit/goutil v0.3.14
+	github.com/gookit/goutil v0.3.15
 	github.com/gookit/validate v1.2.11
 	github.com/gorilla/websocket v1.4.2
 	github.com/monoculum/formam v0.0.0-20210131081218-41b48e2a724b

go.sum

@@ -8,16 +8,17 @@ github.com/gookit/color v1.4.2/go.mod h1:fqRyamkC1W8uxl+lxCQxOT09l/vYfZ+QeiX3rKQ
 github.com/gookit/filter v1.1.2 h1:mp6zSRaRhGuoGZNUlZR4W0/1OTwKRUI5qCXEtD02BR0=
 github.com/gookit/filter v1.1.2/go.mod h1:pVXLLDD+A8yH9GRztq2Cp7zwZocnuTUpbZs9Q+awAKM=
 github.com/gookit/goutil v0.3.12/go.mod h1:ITj7Lw0muhJNOX+QRa+j+HH0+RNoQVuTmZx5d5LE1vE=
-github.com/gookit/goutil v0.3.14 h1:ZEdZR+Vkvcjz0SSC0MpjtD+Kwlg/uagpiddh6L2ko+0=
-github.com/gookit/goutil v0.3.14/go.mod h1:YdGV0ObqRUlRq4/RzAQBHcd1Wzl/jKw7cppDBtD3q+U=
+github.com/gookit/goutil v0.3.15 h1:nfMiE1nlBES16zOsLzNeR/vo6a7KlV58womgG6dB+JM=
+github.com/gookit/goutil v0.3.15/go.mod h1:2w7h+/CB6n2m4qzECHj6+TOmMR8q7ierD9+LyybGy3I=
 github.com/gookit/validate v1.2.11 h1:zUMsezhMrW3Cy8St3cQJgCKB1ZIbKOWK8e7WMSuVIRc=
 github.com/gookit/validate v1.2.11/go.mod h1:wXo0Vr+AzFUCEUCbTFXgKlPfT+V/V0wPK3zLp49jQq0=
 github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
-github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
+github.com/mattn/go-isatty v0.0.13 h1:qdl+GuBjcsKKDco5BsxPJlId98mSWNKqYA+Co0SC1yA=
+github.com/mattn/go-isatty v0.0.13/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=