fix: revert accidental godot sdk version bump (sigh)

Author: xwalfiee

Rhythia.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Godot.NET.Sdk/4.6.3">
+<Project Sdk="Godot.NET.Sdk/4.6.2">
   <PropertyGroup>
     <TargetFramework>net10.0</TargetFramework>
     <TargetFramework Condition=" '$(GodotTargetPlatform)' == 'android' ">net10.0</TargetFramework>
@@ -20,4 +20,3 @@
     <PackageReference Include="Updatum" Version="1.3.2" />
   </ItemGroup>
 </Project>
-