Add missing dependency

NOTICE.txt

@@ -1911,6 +1911,15 @@ SOFTWARE
   6.11 "Subscription" means the right to receive Support Services and a License
   to the Commercial Software.
 
+--------------------------------------------------------------------
+Dependency: github.com/elastic/go-concert
+Version: v0.0.2
+License type (autodetected): Apache-2.0
+./vendor/github.com/elastic/go-concert/LICENSE:
+--------------------------------------------------------------------
+Apache License 2.0
+
+
 --------------------------------------------------------------------
 Dependency: github.com/elastic/go-libaudit/v2
 Version: v2.0.0

go.mod

@@ -58,6 +58,7 @@ require (
 	github.com/eclipse/paho.mqtt.golang v1.2.1-0.20200121105743-0d940dd29fd2
 	github.com/elastic/ecs v1.5.0
 	github.com/elastic/elastic-agent-client/v7 v7.0.0-20200601155656-d6a9eb4f6d07
+	github.com/elastic/go-concert v0.0.2
 	github.com/elastic/go-libaudit/v2 v2.0.0-20200515221334-92371bef3fb8
 	github.com/elastic/go-licenser v0.2.1
 	github.com/elastic/go-lookslike v0.3.0

go.sum

@@ -227,6 +227,8 @@ github.com/elastic/elastic-agent-client/v7 v7.0.0-20200601155656-d6a9eb4f6d07 h1
 github.com/elastic/elastic-agent-client/v7 v7.0.0-20200601155656-d6a9eb4f6d07/go.mod h1:uh/Gj9a0XEbYoM4NYz4LvaBVARz3QXLmlNjsrKY9fTc=
 github.com/elastic/fsevents v0.0.0-20181029231046-e1d381a4d270 h1:cWPqxlPtir4RoQVCpGSRXmLqjEHpJKbR60rxh1nQZY4=
 github.com/elastic/fsevents v0.0.0-20181029231046-e1d381a4d270/go.mod h1:Msl1pdboCbArMF/nSCDUXgQuWTeoMmE/z8607X+k7ng=
+github.com/elastic/go-concert v0.0.2 h1:hJb9h99LS/lyjf7pE1wQ+eiNw+0CXVLCJR42yx+AvOQ=
+github.com/elastic/go-concert v0.0.2/go.mod h1:9MtFarjXroUgmm0m6HY3NSe1XiKhdktiNRRj9hWvIaM=
 github.com/elastic/go-libaudit/v2 v2.0.0-20200515221334-92371bef3fb8 h1:Jcnojiuok7Ea5hitJK9VWmBigganE2MMETOH0VZasEA=
 github.com/elastic/go-libaudit/v2 v2.0.0-20200515221334-92371bef3fb8/go.mod h1:j2CZcVcluWDGhQTnq1SOPy1NKEIa74FtQ39Nnz87Jxk=
 github.com/elastic/go-licenser v0.2.1 h1:K76YI6XR2LRpewLGwhrTqasXZcNJG2yHY4/jit/IXGY=