slaprunner: moves -for-test-runner templates to a "test" sub-folder

software/slaprunner/software-for-erp5testnode.cfg → software/slaprunner/test/software.cfg

 [buildout]
-extends = development.cfg
+extends = ../development.cfg
 
 parts += template-erp5testnode
 
 # Change default software-type to be "test", so that it can be run using erp5testnode.
 [template-erp5testnode]
 recipe = slapos.recipe.template
-url = ${:_profile_base_location_}/instance-for-erp5testnode.cfg.in
+url = ${:_profile_base_location_}/instance.cfg.in
 md5sum = 59a13145d3df30f38442ce172330dfb3
 output = ${buildout:directory}/template.cfg
 mode = 0644