chore: bump gaussdb package version to 1.0.4

Author: chenyunliang520

gaussdb/pyproject.toml

@@ -7,7 +7,7 @@ name = "gaussdb"
 description = "GaussDB database adapter for Python"
 
 # STOP AND READ! if you change:
-version = "1.0.3"
+version = "1.0.4"
 # also change:
 # - `docs/news.rst` to declare this as the current version or an unreleased one;
 # - `gaussdb_c/pyproject.toml` to the same version;