Update cache action on GHA CI

Author: Flamefire

.github/workflows/test.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Download Lua
       run: wget https://www.lua.org/ftp/${{ matrix.luaversion }}.tar.gz && tar zxf ${{ matrix.luaversion }}.tar.gz
     - name: Configure CMake