Bump the python-packages group with 1 update

Updates the requirements on [iqm-client](https://github.com/iqm-finland/iqm-client) to permit the latest version.

Updates `iqm-client` to 15.1
- [Release notes](https://github.com/iqm-finland/iqm-client/releases)
- [Changelog](https://github.com/iqm-finland/iqm-client/blob/main/CHANGELOG.rst)
- [Commits](iqm-finland/iqm-client@14.0...15.1)

---
updated-dependencies:
- dependency-name: iqm-client
  dependency-type: direct:production
  dependency-group: python-packages
...

Signed-off-by: dependabot[bot] <support@github.com>

setup.py

@@ -42,7 +42,7 @@
     license="Apache 2",
     packages=find_namespace_packages(include=["pytket.*"]),
     include_package_data=True,
-    install_requires=["pytket ~= 1.22", "iqm-client ~= 14.0"],
+    install_requires=["pytket ~= 1.22", "iqm-client >= 14,< 16"],
     classifiers=[
         "Environment :: Console",
         "Programming Language :: Python :: 3.9",