update readme for a few functions #178

Job	Run time
Build extension binaries / Generate matrix	32s
Build extension binaries / MacOS (osx_amd64, x86_64, x64-osx)	1m 37s
Build extension binaries / MacOS (osx_arm64, arm64, arm64-osx)	1m 33s
Build extension binaries / Windows (windows_amd64, x64-windows-static-md)	22m 19s
Build extension binaries / Linux (linux_amd64, ubuntu:18.04, x64-linux)	4m 16s
Build extension binaries / Linux (linux_amd64_gcc4, quay.io/pypa/manylinux2014_x86_64, x64-linux)	2m 35s
Build extension binaries / Linux (linux_arm64, ubuntu:18.04, arm64-linux)	4m 58s
Build extension binaries / DuckDB-Wasm (wasm_mvp, wasm32-emscripten)	2m 26s
Build extension binaries / DuckDB-Wasm (wasm_eh, wasm32-emscripten)	2m 22s
Build extension binaries / DuckDB-Wasm (wasm_threads, wasm32-emscripten)	2m 27s
Deploy extension binaries / Generate matrix	25s
Deploy extension binaries / Deploy (linux_amd64)	1s
Deploy extension binaries / Deploy (linux_amd64_gcc4)	1s
Deploy extension binaries / Deploy (linux_arm64)	1s
Deploy extension binaries / Deploy (osx_amd64)	1s
Deploy extension binaries / Deploy (osx_arm64)	1s
Deploy extension binaries / Deploy (windows_amd64)	1s
Deploy extension binaries / Deploy (wasm_mvp)	1s
Deploy extension binaries / Deploy (wasm_eh)	1s
Deploy extension binaries / Deploy (wasm_threads)	1s
	45m 39s

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