prepare for the release

Author: mabruzzo

VERSION

@@ -1 +1 @@
-3.4.1-dev
+3.4.1

pyproject.toml

@@ -28,7 +28,7 @@ readme = "README.rst"
 #    https://scikit-build-core.readthedocs.io/en/latest/configuration.html#dynamic-metadata
 # but gracklepy can't (currently) do this since it lives in a "monorepo"
 #    https://github.com/pypa/setuptools_scm/issues/1056
-version = "1.1.1.dev1"
+version = "1.2"
 classifiers=[
   "Development Status :: 5 - Production/Stable",
   "Environment :: Console",