BLD: set version to 1.9.2.dev0 (and trigger wheel build CI)

[wheel build]

Author: rgommers

meson.build

@@ -4,7 +4,7 @@ project(
   # Note that the git commit hash cannot be added dynamically here (it is added
   # in the dynamically generated and installed `scipy/version.py` though - see
   # tools/version_utils.py
-  version: '1.9.2',
+  version: '1.9.2.dev0',
   license: 'BSD-3',
   meson_version: '>= 0.62.2',
   default_options: [