fix pyproject.toml

Author: Slackow

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "packscript"
 dynamic = ["version"]
 authors = [{name = "Slackow"}]
-license = "MIT"
+license = { file = "LICENSE.txt" }
 requires-python = ">=3.12"
 readme = {file = "README.md", content-type = "text/markdown"}
 keywords = ["packscript", "mcfunction", "datapack", "pack.mcmeta", "nbt", "templating", "language"]