chore: Update DuckDB from v1.4.3 to v1.4.4

- Update DuckDB git submodule to v1.4.4 tag
- Update DUCKDB_EXPLICIT_VERSION in CMakeLists.txt
- Patch version bump with bug fixes, backwards compatible

Author: jrosskopf

CMakeLists.txt

@@ -184,7 +184,7 @@ find_package(zstd CONFIG REQUIRED)
 find_package(lz4 CONFIG REQUIRED)
 
 # Add DuckDB
-set(DUCKDB_EXPLICIT_VERSION 1.4.3)
+set(DUCKDB_EXPLICIT_VERSION 1.4.4)
 set(ENABLE_EXTENSION_AUTOLOADING true)
 set(ENABLE_EXTENSION_AUTOINSTALL true)
 if (WIN32)