nidaqmx: Migrate pyproject.toml to Poetry 2.x format

[bkeryan]

• This contribution adheres to CONTRIBUTING.md.
• I've updated CHANGELOG.md if applicable.
• I've added tests applicable for this pull request

What does this Pull Request accomplish?

Migrate pyproject.toml to Poetry 2.x format, using https://pypi.org/project/poetry-plugin-migrate/ and instructions from https://dev.azure.com/ni/DevCentral/_wiki/wikis/AppCentral.wiki/144493/How-to-Migrate-from-Poetry-1.x-to-Poetry-2.x (NI internal link)

Update Sphinx versioning to cover all Python versions.

Update ReadTheDocs config to use Poetry 2.1.4.

Add tool.ni-python-styleguide.application-import-names to fix import sorting. This is a workaround for ni/python-styleguide#233

Update docs/conf.py to use the new pyproject.toml format.

Why should this Pull Request be merged?

Resolve warnings about deprecated syntax.

What testing has been done?

• Ran poetry build and diffed package metadata.
• PR build.

[github-actions]

Test Results

    38 files  ±0      38 suites  ±0   1h 1m 26s ⏱️ +3s
 2 751 tests ±0   2 236 ✅ ±0    515 💤 ±0  0 ❌ ±0 
48 114 runs  ±0  40 210 ✅ ±0  7 904 💤 ±0  0 ❌ ±0 

Results for commit f49f596. ± Comparison against base commit 1f92791.

♻️ This comment has been updated with latest results.

[bkeryan]

metadata 1.2.0 vs. this PR. Most of the changes are unrelated to this PR.

--- C:\Users\bkeryan\AppData\Local\Temp\metadata1.txt	2025-09-16 18:30:03.000000000 -0500
+++ C:\Users\bkeryan\AppData\Local\Temp\metadata2.txt	2025-09-16 18:33:21.000000000 -0500
@@ -1,9 +1,9 @@
 Metadata-Version: 2.3
 Name: nidaqmx
-Version: 1.2.0
+Version: 1.3.0.dev0
 Summary: NI-DAQmx Python API
 License: MIT
 Keywords: nidaqmx,nidaq,daqmx,daq
 Author: NI
 Author-email: [email protected]
 Maintainer: Zach Hindes
@@ -23,24 +23,24 @@
 Classifier: Programming Language :: Python :: 3.12
 Classifier: Programming Language :: Python :: 3.13
 Classifier: Programming Language :: Python :: Implementation :: CPython
 Classifier: Programming Language :: Python :: Implementation :: PyPy
 Classifier: Topic :: System :: Hardware :: Hardware Drivers
 Provides-Extra: grpc
-Requires-Dist: click (>=8.0.0) ; python_version >= "3.10" and python_version < "4.0"
-Requires-Dist: click (>=8.0.0,<8.2.0) ; python_version == "3.9"
+Requires-Dist: click (>=8.0.0)
 Requires-Dist: deprecation (>=2.1)
 Requires-Dist: distro (>=1.9.0) ; sys_platform == "linux"
 Requires-Dist: grpcio (>=1.49.0,<2.0) ; extra == "grpc"
 Requires-Dist: hightime (>=0.2.2)
-Requires-Dist: numpy (>=1.22) ; python_version >= "3.9" and python_version < "3.12"
-Requires-Dist: numpy (>=1.26) ; python_version == "3.12"
+Requires-Dist: nitypes (>=0.1.0dev10)
+Requires-Dist: numpy (>=1.22) ; python_version >= "3.9" and python_version < "3.13"
 Requires-Dist: numpy (>=2.1) ; python_version >= "3.13" and python_version < "4.0"
 Requires-Dist: protobuf (>=4.21) ; extra == "grpc"
 Requires-Dist: python-decouple (>=3.8)
 Requires-Dist: requests (>=2.25.0)
+Requires-Dist: typing_extensions (>=4.0.0)
 Requires-Dist: tzlocal (>=5.0,<6.0)
 Project-URL: Documentation, https://nidaqmx-python.readthedocs.io
 Project-URL: Repository, https://github.com/ni/nidaqmx-python
 Description-Content-Type: text/x-rst
 
 +------------+-----------------------------------------------------------+
@@ -97,13 +97,16 @@
 for which versions of the driver support your hardware on a given operating
 system.
 
 Python Version Support
 ----------------------
 
-**nidaqmx** supports CPython 3.9+ and PyPy3.
+**nidaqmx** supports CPython 3.9+.
+
+**nidaqmx** supports PyPy3 for non-gRPC use cases. For the status of PyPy support for gRPC,
+see `PyPy support (grpc/grpc#4221) <https://github.com/grpc/grpc/issues/4221>`_.
 
 Installation
 ============
 
 You can use `pip <http://pypi.python.org/pypi/pip>`_ to download **nidaqmx** from
 `PyPI <https://pypi.org/project/nidaqmx/>`_ and install it::