chore(deps): bump github.com/fluent/fluent-logger-golang

Bumps [github.com/fluent/fluent-logger-golang](https://github.com/fluent/fluent-logger-golang) from 1.5.0 to 1.6.0.
- [Release notes](https://github.com/fluent/fluent-logger-golang/releases)
- [Changelog](https://github.com/fluent/fluent-logger-golang/blob/master/CHANGELOG.md)
- [Commits](fluent/fluent-logger-golang@v1.5.0...v1.6.0)

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

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect
 	github.com/catalinc/hashcash v0.0.0-20161205220751-e6bc29ff4de9 // indirect
 	github.com/devopsfaith/krakend-usage v0.0.0-20210223224348-1ff8aabbd5bb
-	github.com/fluent/fluent-logger-golang v1.5.0
+	github.com/fluent/fluent-logger-golang v1.6.0
 	github.com/gin-contrib/cors v1.3.1
 	github.com/gin-contrib/expvar v0.0.1
 	github.com/gin-contrib/multitemplate v0.0.0-20200226145339-3e397ee01bc6

go.sum

@@ -190,8 +190,8 @@ github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLi
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fatih/color v1.9.0 h1:8xPHl4/q1VyqGIPif1F+1V3Y3lSmrq01EabUW3CoW5s=
 github.com/fatih/color v1.9.0/go.mod h1:eQcE1qtQxscV5RaZvpXrrb8Drkc3/DdQ+uUYCNjL+zU=
-github.com/fluent/fluent-logger-golang v1.5.0 h1:wBpSzYjRlzgwwAOw/3ig3Jaxrb5xTJlvBu7TRcgJeCg=
-github.com/fluent/fluent-logger-golang v1.5.0/go.mod h1:2/HCT/jTy78yGyeNGQLGQsjF3zzzAuy6Xlk6FCMV5eU=
+github.com/fluent/fluent-logger-golang v1.6.0 h1:+qa/wegzTRYPWF+n/Qt9E4QsriF2MTIOVmzfXJ3uMVs=
+github.com/fluent/fluent-logger-golang v1.6.0/go.mod h1:2/HCT/jTy78yGyeNGQLGQsjF3zzzAuy6Xlk6FCMV5eU=
 github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
 github.com/fortytw2/leaktest v1.3.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
 github.com/franela/goblin v0.0.0-20200105215937-c9ffbefa60db/go.mod h1:7dvUGVsVBjqR7JHJk0brhHOZYGmfBYOrK0ZhYMEtBr4=