chore(deps): update vcpkg digest to aa2d376 #786

Job	Run time
Build extension binaries / Generate matrix	6s
Build extension binaries / Linux (linux_amd64, ubuntu-24.04, x64-linux-release, x64-linux-release, true, false)	10m 30s
Build extension binaries / Linux (linux_arm64, ubuntu-24.04-arm, arm64-linux-release, arm64-linux-release, false, false)	8m 46s
Build extension binaries / MacOS (osx_amd64, x86_64, x64-osx-release, arm64-osx-release, false, false)	10m 6s
Build extension binaries / MacOS (osx_arm64, arm64, arm64-osx-release, arm64-osx-release, true, false)	7m 38s
Build extension binaries / DuckDB-Wasm	0s
Build extension binaries / Windows	0s
	37m 6s

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