Update classifiers with development status (#2450)

Author: Avasam

setup.py

@@ -132,7 +132,7 @@ def __init__(
                 # CRYPT_DECRYPT_MESSAGE_PARA.dwflags is in an ifdef for some unknown reason
                 # See github PR #1444 for more details...
                 ("CRYPT_DECRYPT_MESSAGE_PARA_HAS_EXTRA_FIELDS", None),
-                # Minimum Windows version supported (Vista)
+                # Minimum Windows version supported (Vista / Windows Server 2008)
                 # https://learn.microsoft.com/en-us/cpp/porting/modifying-winver-and-win32-winnt
                 ("_WIN32_WINNT", hex(0x0600)),
                 ("WINVER", hex(0x0600)),
@@ -2063,6 +2063,7 @@ def convert_optional_data_files(files):
     "Environment :: Win32 (MS Windows)",
     "Intended Audience :: Developers",
     "License :: OSI Approved :: Python Software Foundation License",
+    "Development Status :: 5 - Production/Stable",
     "Operating System :: Microsoft :: Windows",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",