Improve V10.0 explanation

Author: Ivorforce

README.md

@@ -22,10 +22,10 @@ This repository contains the  *C++ bindings* for the [**Godot Engine**](https://
 > - [`godot-4.5-stable`](https://github.com/godotengine/godot-cpp/tree/godot-4.5-stable)
 > - [`3.x`](https://github.com/godotengine/godot-cpp/tree/3.x)
 
-Starting with version 10.x, godot-cpp is versioned independently from Godot. The godot-cpp version you
-choose has no bearing on which Godot versions it is compatible with.
+Starting with version 10.x, godot-cpp is versioned independently from Godot.
+Using the `api_version` parameter (see below), godot-cpp v10 can target Godot 4.3 or later.
 
-Until we have a stable release branch, you can use the `master` branch, or choose any of the previous
+Until we have a stable release branch, you can use the `master` branch (v10), or choose any of the previous
 version branches and tags for your project.
 
 ## Compatibility
@@ -37,7 +37,7 @@ in Godot 4.4, but one targeting Godot 4.4 won't work in Godot 4.3.
 You can specify which version you are targeting with the `api_version` option:
 
 ```
-scons api_version=4.3
+scons api_version=4.6
 ```
 
 ... or by providing a custom `extension_api.json` generated by the Godot version you are