Move #!groovy location to be the top of the file.

Change-Id: I93a900ff907bedd6af26cd35bbaa670714e1a372
diff --git a/TestON/JenkinsFile/dependencies/JenkinsCommonFuncs.groovy b/TestON/JenkinsFile/dependencies/JenkinsCommonFuncs.groovy
index 2b3a23a..0b03c69 100644
--- a/TestON/JenkinsFile/dependencies/JenkinsCommonFuncs.groovy
+++ b/TestON/JenkinsFile/dependencies/JenkinsCommonFuncs.groovy
@@ -1,3 +1,4 @@
+#!groovy
 // Copyright 2017 Open Networking Foundation (ONF)
 //
 // Please refer questions to either the onos test mailing list at <onos-test@onosproject.org>,
@@ -20,7 +21,6 @@
 // This is the dependency Jenkins script.
 // it has some common functions that runs test and generate graph.
 
-#!groovy
 import groovy.time.*
 generalFuncs = evaluate readTrusted( 'TestON/JenkinsFile/dependencies/GeneralFuncs.groovy' )
 fileRelated = evaluate readTrusted( 'TestON/JenkinsFile/dependencies/JenkinsPathAndFiles.groovy' )