chore(git): pin duckdb submodule branch version

mharrisb1 · mharrisb1 · commit e04cba450e68 · 2025-09-09T13:28:56.000-06:00
diff --git a/duckdb b/duckdb
@@ -1 +1 @@
-Subproject commit 19864453f7d0ed095256d848b46e7b8630989bac
+Subproject commit 555d9b7d149f6b572cc94da5d37884806848bb24
diff --git a/extension-ci-tools b/extension-ci-tools
@@ -1 +1 @@
-Subproject commit 83f847f8467a760f6c66dc7996c13300210220a8
+Subproject commit 86306f45100210a75d1633521d83ebd1f640e960
