build(deps): bump github.com/apache/dubbo-go-hessian2

Bumps [github.com/apache/dubbo-go-hessian2](https://github.com/apache/dubbo-go-hessian2) from 1.11.6 to 1.12.3.
- [Release notes](https://github.com/apache/dubbo-go-hessian2/releases)
- [Commits](apache/dubbo-go-hessian2@v1.11.6...v1.12.3)

---
updated-dependencies:
- dependency-name: github.com/apache/dubbo-go-hessian2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -4,7 +4,7 @@ go 1.15
 
 require (
 	github.com/HdrHistogram/hdrhistogram-go v1.1.2 // indirect
-	github.com/apache/dubbo-go-hessian2 v1.11.6
+	github.com/apache/dubbo-go-hessian2 v1.12.3
 	github.com/dubbogo/grpc-go v1.42.9
 	github.com/opentracing/opentracing-go v1.1.0
 	github.com/pkg/errors v0.9.1

go.sum

@@ -54,8 +54,8 @@ github.com/aliyun/alibaba-cloud-sdk-go v1.61.1704/go.mod h1:RcDobYh8k5VP6TNybz9m
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/apache/dubbo-go-hessian2 v1.9.1/go.mod h1:xQUjE7F8PX49nm80kChFvepA/AvqAZ0oh/UaB6+6pBE=
 github.com/apache/dubbo-go-hessian2 v1.9.3/go.mod h1:xQUjE7F8PX49nm80kChFvepA/AvqAZ0oh/UaB6+6pBE=
-github.com/apache/dubbo-go-hessian2 v1.11.6 h1:MV3Rl/ioFT7TmmZOoLc4AUAuB1aVhY8aK5Z+0Y5CqJE=
-github.com/apache/dubbo-go-hessian2 v1.11.6/go.mod h1:QP9Tc0w/B/mDopjusebo/c7GgEfl6Lz8jeuFg8JA6yw=
+github.com/apache/dubbo-go-hessian2 v1.12.3 h1:zz8q66a18JEC3MyTVtY2kaLtNcGUQZOPAdphBdbDbUM=
+github.com/apache/dubbo-go-hessian2 v1.12.3/go.mod h1:QP9Tc0w/B/mDopjusebo/c7GgEfl6Lz8jeuFg8JA6yw=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=