Update to DuckDB v1.5-variegata #350

Job	Run time
Build extension binaries / Generate matrix	7s
Build extension binaries / Linux (linux_arm64, ubuntu-24.04-arm, arm64-linux-release, arm64-linux-release, false, false)	9m 47s
Build extension binaries / Linux (linux_amd64, ubuntu-24.04, x64-linux-release, x64-linux-release, true, false)	22m 10s
Build extension binaries / Windows	0s
Build extension binaries / MacOS	0s
Build extension binaries / DuckDB-Wasm	0s
	32m 4s

Provide feedback