Bump version to 2.3.0. Migrate setup.py changes from main

pinecone/__version__

@@ -1 +1 @@
-2.2.2
+2.3.0

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 120
-target-version = ['py34']
+target-version = ['py38']
 include = '\.pyi?$'
 exclude = '''
 
@@ -23,11 +23,32 @@ exclude = '''
 
 [tool.poetry]
 name = "pinecone"
-version = "2.2.2"
-description = "The official Python client for Pinecone's vector database"
+version = "2.3.0"
+description = "Pinecone client and SDK"
 authors = ["Pinecone Systems, Inc. <support@pinecone.io>"]
-license = "https://github.com/pinecone-io/pinecone-python-client/blob/main/LICENSE.txt"
+license = "Apache-2.0"
 readme = "README.md"
+homepage = "https://www.pinecone.io"
+documentation = "https://pinecone.io/docs"
+keywords = ["Pinecone", "vector", "database", "cloud"]
+classifiers=[
+        "License :: OSI Approved :: Apache Software License",
+        "Development Status :: 5 - Production/Stable",
+        "Intended Audience :: Developers",
+        "Intended Audience :: Information Technology",
+        "Intended Audience :: Science/Research",
+        "Intended Audience :: System Administrators",
+        "Operating System :: OS Independent",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Topic :: Database",
+        "Topic :: Software Development",
+        "Topic :: Software Development :: Libraries",
+        "Topic :: Software Development :: Libraries :: Application Frameworks",
+        "Topic :: Software Development :: Libraries :: Python Modules"
+]
 
 [tool.poetry.dependencies]
 python = ">=3.8,<4.0"