Update vendored DuckDB sources to 4ff549de0d

[hannes]

Changes:

• duckdb/duckdb#5657cbdc0b imported at 2025-10-04 04:40:38
• duckdb/duckdb#b3c8acdc0e imported at 2025-10-07 03:30:37
• duckdb/duckdb#f793ea27c6 imported at 2025-10-08 06:08:03
• duckdb/duckdb#353406bd7f imported at 2025-10-09 05:22:36
• duckdb/duckdb#9d77bcf518 imported at 2025-10-11 05:03:16
• duckdb/duckdb#2762f1aa72 imported at 2025-10-12 05:12:51
• duckdb/duckdb#7621d1bad9 imported at 2025-10-14 05:06:45
• duckdb/duckdb#746404c6aa imported at 2025-10-15 05:09:38
• duckdb/duckdb#5d422e423e imported at 2025-10-16 04:46:06
• duckdb/duckdb#f256271bbc imported at 2025-10-17 05:07:16
• duckdb/duckdb#50acc16a8d imported at 2025-10-18 04:23:06
• duckdb/duckdb#d921f4d6ba imported at 2025-10-19 04:17:35
• duckdb/duckdb#c8906e701e imported at 2025-10-22 04:15:19
• duckdb/duckdb#bfc1fc8800 imported at 2025-10-25 05:12:50
• duckdb/duckdb#ee49c5b308 imported at 2025-10-28 05:58:27
• duckdb/duckdb#4ff549de0d imported at 2025-10-29 04:47:32