Fix bug that stopped validating migrator rules
Fix bug that stopped validating migrator rules

fixes bug introduced df6f91d39bc890fc59498c2c1af8bdb09d274355

recklessromeo/otm-core,RickMohr/otm-core,clever-crow-consulting/otm-core,recklessromeo/otm-core,RickMohr/otm-core,RickMohr/otm-core,clever-crow-consulting/otm-core,maurizi/otm-core,clever-crow-consulting/otm-core,recklessromeo/otm-core,maurizi/otm-core,maurizi/otm-core,clever-crow-consulting/otm-core,RickMohr/otm-core,maurizi/otm-core,recklessromeo/otm-core