Add python 3.12 as needed in pyproject.toml

pyproject.toml

@@ -39,6 +39,7 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: Implementation :: CPython",
     "Topic :: Scientific/Engineering",
     "Topic :: Scientific/Engineering :: Physics",
@@ -108,8 +109,8 @@ test = [
     "pytest-mpl",
     "ipympl>=0.3.0",
     "pydocstyle",
-    "papermill~=2.3.4",
-    "scrapbook~=0.5.0",
+    "papermill>=2.5.0",
+    "scrapbook>=0.5.0",
     "jupyter",
     "graphviz",
     "pytest-socket>=0.2.0",  # c.f. PR #1917
@@ -236,7 +237,7 @@ filterwarnings = [
 
 [tool.mypy]
 files = "src"
-python_version = "3.11"
+python_version = "3.12"
 warn_unused_configs = true
 strict = true
 enable_error_code = ["ignore-without-code", "redundant-expr", "truthy-bool"]