Migrate setup configuration to pyproject.toml

Also bump minimum pbr.

Change-Id: I7c921f32eef1b71d183417c36de9716c83a78f21
Signed-off-by: Brian Rosmaita <rosmaita.fossdev@gmail.com>

pyproject.toml

@@ -1,3 +1,41 @@
 [build-system]
-requires = ["pbr>=6.0.0", "setuptools>=64.0.0"]
+requires = ["pbr>=7.0.0"]
 build-backend = "pbr.build"
+
+[project]
+name = "python-brick-cinderclient-ext"
+description = "python-cinderclient extension for local storage management"
+authors = [
+    {name = "OpenStack", email = "openstack-discuss@lists.openstack.org"},
+    ]
+readme = {file = "README.rst", content-type = "text/x-rst"}
+license = {text = "Apache-2.0"}
+dynamic = ["version", "dependencies"]
+requires-python = ">=3.10"
+classifiers = [
+  "Development Status :: 5 - Production/Stable",
+  "Environment :: Console",
+  "Intended Audience :: Developers",
+  "Intended Audience :: Information Technology",
+  "Intended Audience :: System Administrators",
+  "License :: OSI Approved :: Apache Software License",
+  "Operating System :: POSIX :: Linux",
+  "Programming Language :: Python",
+  "Programming Language :: Python :: 3 :: Only",
+  "Programming Language :: Python :: Implementation :: CPython",
+  "Programming Language :: Python :: 3",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
+  ]
+
+[project.urls]
+Homepage = "https://docs.openstack.org/python-cinderclient"
+Repository = "https://opendev.org/openstack/python-brick-cinderclient-ext"
+Bugs = "https://launchpad.net/python-cinderclient"
+
+[tool.setuptools]
+packages = [
+    "brick_cinderclient_ext",
+    ]

setup.cfg

@@ -1,27 +1,2 @@
 [metadata]
 name = python-brick-cinderclient-ext
-description = python-cinderclient extension for local storage management
-long_description = file: README.rst
-author = OpenStack
-author_email = openstack-discuss@lists.openstack.org
-url = http://docs.openstack.org/cinder/latest/
-python_requires = >=3.10
-classifiers =
-    Environment :: OpenStack
-    Intended Audience :: Information Technology
-    Intended Audience :: System Administrators
-    License :: OSI Approved :: Apache Software License
-    Operating System :: POSIX :: Linux
-    Programming Language :: Python
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: Implementation :: CPython
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Programming Language :: Python :: 3.13
-
-[files]
-packages =
-    brick_cinderclient_ext
-    brick_python_cinderclient_ext