fix: update to blender 4.2 LTS

- update to Blender 4.2 LTS
- fix issue that can not find specular property in priniciple BSDF when applying virtools material.
- update blender manifest toml to let plugin works.
- there are various mesh works need to be fixed in later commits. this commit can not works normally on blender 4.2

bbp_ng/PROP_virtools_material.py

@@ -397,7 +397,7 @@ def apply_to_blender_material(mtl: bpy.types.Material):
     # bnode.inputs["Emission"].default_value = rawdata.mEmissive.to_const_rgba()
 
     mtl.specular_intensity = rawdata.mSpecularPower
-    bnode.inputs["Specular"].default_value = UTIL_functions.clamp_float(
+    bnode.inputs["Specular IOR Level"].default_value = UTIL_functions.clamp_float(
         rawdata.mSpecularPower, 0.0, 1.0
     )
     

bbp_ng/blender_manifest.toml

@@ -44,7 +44,7 @@ license = [
 # ]
 
 # Optional list of supported platforms. If ommitted, the extension will be available in all operating systems.
-platforms = ["windows-amd64", "linux-x86_64"]
+platforms = ["windows-amd64", "windows-x64", "linux-x86_64", "linux-x64"]
 # Supported platforms: "windows-amd64", "macos-arm64", "linux-x86_64", "windows-arm64", "macos-x86_64"
 
 # Optional: bundle 3rd party Python modules.