pick up new release automation tag for firefox 3.0b4 release b=418926 r=rhelmer p=joduinn

tools/buildbot-configs/automation/production-1.9/master.cfg

@@ -84,7 +84,7 @@ c['sources'].append(PBChangeSource())
 cvsroot = ":ext:cltbld@cvs.mozilla.org:/cvsroot"
 cvsmodule = "mozilla/tools/release"
 ftpserver = "stage.mozilla.org"
-automation_tag = "RELEASE_AUTOMATION_M7_1"
+automation_tag = "RELEASE_AUTOMATION_M7_2"
 
 c['builders'] = []