Update _3gpp-nr-nrm-ecmappingrule.yang

    description "Helps augmenting NGRANECMappingRule into multiple places.";

    list NGRANECMappingRule {

      key id;

      use top3gpp:Top_Grp;

      uses top3gpp:Top_Grp;

      min-elements 1;

      max-elements 1;

      leaf idx { type unit32; }

      leaf idx { type uit32; }

      container attributes {

        uses NGRANECMappingRuleGrp;  

      }