Upgrade GEOS, Improve documentation, Add/Rename `ST_Extent_Agg` #169

Job	Run time
Build extension binaries / Generate matrix	27s
Build extension binaries / Linux (linux_amd64, ubuntu:18.04, x64-linux)	19m 22s
Build extension binaries / MacOS (osx_amd64, x86_64, x64-osx)	12m 37s
Build extension binaries / Linux (linux_amd64_gcc4, quay.io/pypa/manylinux2014_x86_64, x64-linux)	21m 29s
Build extension binaries / DuckDB-Wasm (wasm_mvp, wasm32-emscripten)	41m 54s
Build extension binaries / Windows (windows_amd64, x64-windows-static-md)	58m 45s
Build extension binaries / Linux (linux_arm64, ubuntu:18.04, arm64-linux)	22m 30s
Build extension binaries / MacOS (osx_arm64, arm64, arm64-osx)	11m 14s
Build extension binaries / DuckDB-Wasm (wasm_eh, wasm32-emscripten)	40m 29s
Build extension binaries / Windows (windows_amd64_rtools, x64-mingw-static)	1h 25m 25s
Build extension binaries / DuckDB-Wasm (wasm_threads, wasm32-emscripten)	41m 26s
Deploy extension binaries	0s
	5h 55m 38s

Provide feedback