Remove building validationListenerAssignee

It doesn't exist.

Change-Id: I21b90066085d7067c158e88088d2e4451cb3ac96

BUILD

diff --git a/BUILD b/BUILD
index 41c9ddd..9877ffb 100644
--- a/BUILD
+++ b/BUILD
@@ -19,7 +19,6 @@
         "//example-sshCommandOption",
         "//example-topMenu",
         "//example-usageDataLogger",
-        "//example-validationListenerAssignee",
         "//example-validationListenerCommit",
         "//example-validationListenerHashtag",
         "//example-validationListenerMerge",

pom.xml

diff --git a/pom.xml b/pom.xml
index 9227946..e5887f5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,7 +44,6 @@
     <module>example-sshCommandOption</module>
     <module>example-topMenu</module>
     <module>example-usageDataLogger</module>
-    <module>example-validationListenerAssignee</module>
     <module>example-validationListenerCommit</module>
     <module>example-validationListenerHashtag</module>
     <module>example-validationListenerMerge</module>