docs: fixed TOC links (#399)

README.md

@@ -30,19 +30,19 @@ After a [discussion](https://github.com/OpenZWave/Zwave2Mqtt/issues/201) with Op
 ## 📖 Table of contents
 
 - [Zwave To MQTT](#zwave-to-mqtt)
-  - [!! ATTENTION !!](#attention)
-  - [📖 Table of contents](#%f0%9f%93%96-table-of-contents)
-  - [:electric_plug: Installation](#electricplug-installation)
+  - [!! ATTENTION !!](#-attention-)
+  - [📖 Table of contents](#-table-of-contents)
+  - [:electric_plug: Installation](#electric_plug-installation)
     - [DOCKER :tada: way](#docker-tada-way)
     - [NodeJS or PKG version](#nodejs-or-pkg-version)
-  - [:nerd_face: Development](#nerdface-development)
+  - [:nerd_face: Development](#nerd_face-development)
   - [:wrench: Usage](#wrench-usage)
     - [Zwave](#zwave)
     - [MQTT](#mqtt)
     - [Gateway](#gateway)
       - [Special topics](#special-topics)
       - [Gateway values table](#gateway-values-table)
-  - [:file_folder: Nodes Management](#filefolder-nodes-management)
+  - [:file_folder: Nodes Management](#file_folder-nodes-management)
     - [Add a node](#add-a-node)
     - [Remove a node](#remove-a-node)
     - [Replace failed node](#replace-failed-node)