Revert "add testnode script"

The script used to run erp5 tests will not be used to run cloudooo tests

This reverts commit c575de42.

software/cloudoootestnode/software.cfg

@@ -76,9 +76,7 @@ eggs =
   slapos.core
   inotifyx
   slapos.cookbook
-  erp5.util[testnode]
 scripts =
-  testnode = erp5.util.testnode:main
   slapgrid-cp = slapos.grid.slapgrid:runComputerPartition
   slapgrid-sr = slapos.grid.slapgrid:runSoftwareRelease
   slapproxy = slapos.proxy:main