Update license field in pyproject.toml to MIT

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: a-fa

pyproject.toml

@@ -9,7 +9,7 @@ dynamic = ["version"]
 description = "A modular nanopore data analysis package."
 readme = "README.md"
 requires-python = ">=3.10"
-license = "GPL-3.0-only"
+license = "MIT"
 license-files = ["LICENSE"]
 authors = [{name = "Ali Fallahi", email = "fallahi.a@northeastern.edu"}]
 dependencies = [