Update pyproject.toml

Author: ddkohler

pyproject.toml

@@ -17,13 +17,11 @@ dependencies = [
 classifiers = [
     "Development Status :: 4 - Beta",
     "Intended Audience :: Science/Research",
-    "License :: OSI Approved :: GNU Lesser General Public License v3 (LGPLv3)",
     "Natural Language :: English",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Topic :: Scientific/Engineering",
 ]
 dynamic = ["version"]
@@ -35,4 +33,4 @@ iontof = ["pySPM"]
 [tool.pytest.ini_options]
 testpaths = [
     "tests",
-]
+]