fix compilation error

Author: efcasado

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ElixirClientCodegen.java

@@ -1063,7 +1063,6 @@ public ExtendedCodegenProperty(CodegenProperty cp) {
             this.exclusiveMaximum = cp.exclusiveMaximum;
             this.required = cp.required;
             this.deprecated = cp.deprecated;
-            this.hasMoreNonReadOnly = cp.hasMoreNonReadOnly;
             this.isPrimitiveType = cp.isPrimitiveType;
             this.isModel = cp.isModel;
             this.isContainer = cp.isContainer;