Update links for ecs-logging-nodejs repo name change (#48)

Author: trentm

README.md

@@ -20,10 +20,10 @@ Learn more in the [ECS Logging Reference](https://www.elastic.co/guide/en/ecs-lo
 * [.NET](https://github.com/elastic/ecs-dotnet) ([docs](https://www.elastic.co/guide/en/ecs-logging/dotnet/current/intro.html))
   * [Serilog](https://github.com/elastic/ecs-dotnet/tree/master/src/Elastic.CommonSchema.Serilog)
   * [NLog](https://github.com/elastic/ecs-dotnet/tree/master/src/Elastic.CommonSchema.NLog)
-* [JavaScript](https://github.com/elastic/ecs-logging-js)
-  * [Pino](https://github.com/elastic/ecs-logging-js/tree/master/loggers/pino)
-  * [Winston](https://github.com/elastic/ecs-logging-js/tree/master/loggers/winston)
-  * [Morgan](https://github.com/elastic/ecs-logging-js/tree/master/loggers/morgan)
+* [Node.js](https://github.com/elastic/ecs-logging-nodejs)
+  * [Pino](https://github.com/elastic/ecs-logging-nodejs/tree/master/loggers/pino)
+  * [Winston](https://github.com/elastic/ecs-logging-nodejs/tree/master/loggers/winston)
+  * [Morgan](https://github.com/elastic/ecs-logging-nodejs/tree/master/loggers/morgan)
 * [Python](https://github.com/elastic/ecs-logging-python) ([docs](https://www.elastic.co/guide/en/ecs-logging/python/current/intro.html))
 * Go
   * [zap](https://github.com/elastic/ecs-logging-go-zap) ([docs](https://www.elastic.co/guide/en/ecs-logging/go-zap/current/intro.html))

docs/intro.asciidoc

@@ -33,7 +33,7 @@ Refer to the installation instructions of the individual loggers:
 * {ecs-logging-dotnet-ref}/setup.html[.NET]
 * Go: ({ecs-logging-go-zap-ref}/setup.html[zap]), ({ecs-logging-go-logrus-ref}/setup.html[logrus])
 * {ecs-logging-java-ref}/setup.html[Java]
-* https://github.com/elastic/ecs-logging-js[JavaScript]
+* https://github.com/elastic/ecs-logging-nodejs[Node.js]
 * https://github.com/elastic/ecs-logging-php[PHP]
 * {ecs-logging-python-ref}/installation.html[Python]
 * {ecs-logging-ruby-ref}/setup.html[Ruby]