Re-file sparrow under systems languages

README.md

@@ -1725,6 +1725,7 @@ A desktop environment usually depends on a specific window manager to work.
 > * [Oak](https://github.com/adam-mcdaniel/oakc) - portable programming language with a compact intermediate representation (dormant)
 > * [Q](https://git.urbach.dev/cli/q) - system programming language with its own compiler backend
 > * [Silk](https://ajaymt.github.io/silk) - small system programming language that is designed to be as flexible and simple as C, but more pleasant to write (dormant)
+> * [Sparrow](https://github.com/Sparrow-lang/sparrow) - general-purpose programming language that aims to integrate efficiency, flexibility and naturalness (discontinued)
 > * [Terra](https://terralang.org) - system programming language that is embedded in and meta-programmed by Lua
 > * [Vale](https://vale.dev) - fast, safe, and easy programming language (dormant)
 > * [Vox](https://github.com/MrSmith33/vox) - multiparadigm programming language inspired by D (60%), Jai (30%), and Zig (10%) (dormant)
@@ -1741,7 +1742,6 @@ A desktop environment usually depends on a specific window manager to work.
 > * [Biscuit Language (BL)](https://biscuitlang.org) - simple imperative programming language
 > * [Omegathon] [![Anti-AI Policy](./badges/anti-ai-policy.svg)](#anti-ai-policy) ([1](https://codeberg.org/Allen123456hello/omegathon/src/branch/main/No-LLM.md)) - Fork of Python 3.9
 > * [Seed7](https://seed7.net) - high level general purpose programming language with both an interpreter and a compiler
-> * [Sparrow](https://github.com/Sparrow-lang/sparrow) - general-purpose programming language that aims to integrate efficiency, flexibility and naturalness (discontinued)
 > * [Tauthon] - Fork of Python 2.7 with features backported from Python 3
 >