[Config_Support verions]Update "resourcepack/pack.mcmeta"

Now support Minecraft version from 1.16.5(1.16.2) to 1.21(or above for snapshot).
*Note: This function is still in testing, if your resource pack faild to load properly in Minecraft, please report in [Issues](https://github.com/JSarthurliao/FLRT_Minecraft-ResourcePack/issues)!

resourcepack/pack.mcmeta

@@ -1,6 +1,6 @@
 {
     "pack":{
         "pack_format": 8,
-        "supported_formats": ["6", "20"],
+        "supported_formats": [6, 34],
         "description": "FLRT \u00a77resourcepack\n\u00a76\u00A7l(c)\u00a77By \u00a76Hilton Official"}
 }