Bump github.com/emicklei/dot from 1.6.3 to 1.6.4

Bumps [github.com/emicklei/dot](https://github.com/emicklei/dot) from 1.6.3 to 1.6.4.
- [Changelog](https://github.com/emicklei/dot/blob/master/CHANGES.md)
- [Commits](emicklei/dot@v1.6.3...v1.6.4)

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

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

go.mod

@@ -3,7 +3,7 @@ module github.com/snorwin/gorax
 go 1.16
 
 require (
-	github.com/emicklei/dot v1.6.3
+	github.com/emicklei/dot v1.6.4
 	github.com/onsi/ginkgo v1.16.5
 	github.com/onsi/gomega v1.34.1
 )

go.sum

@@ -9,8 +9,8 @@ github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMn
 github.com/chzyer/test v1.0.0/go.mod h1:2JlltgoNkt4TW/z9V/IzDdFaMTM2JPIi26O1pF38GC8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/emicklei/dot v1.6.3 h1:MW9eLeJWaN+QZVSPlrargGd/l92IA6d4fmo39/YD2cQ=
-github.com/emicklei/dot v1.6.3/go.mod h1:DeV7GvQtIw4h2u73RKBkkFdvVAz0D9fzeJrgPW6gy/s=
+github.com/emicklei/dot v1.6.4 h1:cG9ycT67d9Yw22G+mAb4XiuUz6E6H1S0zePp/5Cwe/c=
+github.com/emicklei/dot v1.6.4/go.mod h1:DeV7GvQtIw4h2u73RKBkkFdvVAz0D9fzeJrgPW6gy/s=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=