Update Unity versions in workflow and increment package version to 3.4.3

Author: JochenHeckl

.github/workflows/main.yml

@@ -12,8 +12,9 @@ jobs:
     strategy:
       matrix:
         unityVersion:
-          - 6000.0.32f1
-          - 2023.2.20f1
+          - 6000.4.0f1
+          - 6000.3.7f1
+          - 2023.2.22f1
         os:
           - ubuntu-latest
           # - windows-latest

package.json

@@ -1,9 +1,9 @@
 {
   "name": "de.jochenheckl.unity.databinding",
   "displayName": "DataBinding",
-  "version": "3.4.2",
-  "unity": "2023.3",
-  "description": "DataBinding is a method of connecting a data model with user interface components, allowing changes in one to automatically reflect in the other.\n\nThis package supplies the means that will enable you to implement declarative user interfaces (== user interfaces that are a function of the underlying data that defines it). It's like WPF for Unity Game Objects.",
+  "version": "3.4.3",
+  "unity": "2023.2",
+  "description": "Bind your GameObjects directly to your data models — clean, reactive, and maintainable.\n\nDeclare type-safe bindings between data source properties and GameObject components instead of writing repetitive glue code. Supports single-property bindings and dynamic collection bindings that automatically instantiate or destroy child elements as your data changes. It's like WPF for Unity GameObjects.",
   "keywords": [
     "Data Binding",
     "DataBinding",