decomission nodejs server generator (OpenAPITools#6406)

Author: wing328

docs/generators.md

@@ -103,7 +103,6 @@ The following generators are available:
 * [kotlin-spring](generators/kotlin-spring.md)  
 * [kotlin-vertx (beta)](generators/kotlin-vertx.md)  
 * [nodejs-express-server (beta)](generators/nodejs-express-server.md)  
-* [nodejs-server-deprecated (deprecated)](generators/nodejs-server-deprecated.md)  
 * [php-laravel](generators/php-laravel.md)  
 * [php-lumen](generators/php-lumen.md)  
 * [php-silex-deprecated (deprecated)](generators/php-silex-deprecated.md)  

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

@@ -71,7 +71,6 @@ org.openapitools.codegen.languages.LuaClientCodegen
 org.openapitools.codegen.languages.MarkdownDocumentationCodegen
 org.openapitools.codegen.languages.MysqlSchemaCodegen
 org.openapitools.codegen.languages.NimClientCodegen
-org.openapitools.codegen.languages.NodeJSServerCodegen
 org.openapitools.codegen.languages.NodeJSExpressServerCodegen
 org.openapitools.codegen.languages.ObjcClientCodegen
 org.openapitools.codegen.languages.OCamlClientCodegen