Prepare 5.5.1 hotfix release (#747)

* Initial plan

* version numbers 5.5.1

Co-authored-by: sstidl <12804296+sstidl@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: sstidl <12804296+sstidl@users.noreply.github.com>

Author: Copilot

doc.md

@@ -1,7 +1,7 @@
 # LibreSpeed
 
 > by Federico Dossena
-> Version 5.5.0
+> Version 5.5.1
 > [https://github.com/librespeed/speedtest/](https://github.com/librespeed/speedtest/)
 
 ## Introduction

package.json

@@ -1,6 +1,6 @@
 {
   "name": "librespeed-speedtest",
-  "version": "5.5.0",
+  "version": "5.5.1",
   "description": "LibreSpeed - A Free and Open Source speed test that you can host on your server(s)",
   "main": "speedtest.js",
   "scripts": {

speedtest.js

@@ -49,7 +49,7 @@ function Speedtest() {
   this._settings = {}; //settings for the speed test worker
   this._state = 0; //0=adding settings, 1=adding servers, 2=server selection done, 3=test running, 4=done
   console.log(
-    "LibreSpeed by Federico Dossena v5.5.0 - https://github.com/librespeed/speedtest"
+    "LibreSpeed by Federico Dossena v5.5.1 - https://github.com/librespeed/speedtest"
   );
 }