Remove the last few references to zlib

These were meant to go in 6e54da7a17, oops.

.github/build.sh

@@ -95,7 +95,7 @@ if [[ -z ${BSH_NO_PACKAGES-} ]]; then
 		if [[ $BSH_STATIC_DYNAMIC == static ]]; then
 			sudo apt install libc6-dev
 		else
-			sudo apt install libluajit-5.1-dev libcurl4-openssl-dev libfftw3-dev zlib1g-dev libsdl2-dev libbz2-dev libjsoncpp-dev libpng-dev
+			sudo apt install libluajit-5.1-dev libcurl4-openssl-dev libfftw3-dev libsdl2-dev libbz2-dev libjsoncpp-dev libpng-dev
 		fi
 		if [[ $PACKAGE_MODE == appimage ]]; then
 			sudo apt install libfuse2
@@ -107,7 +107,7 @@ if [[ -z ${BSH_NO_PACKAGES-} ]]; then
 	darwin)
 		brew install binutils # pkg-config
 		if [[ $BSH_STATIC_DYNAMIC != static ]]; then
-			brew install luajit fftw zlib sdl2 bzip2 jsoncpp # curl
+			brew install luajit fftw sdl2 bzip2 jsoncpp # curl
 		fi
 		if [[ $BSH_LINT == yes ]]; then
 			# gg brew :(

README.md

@@ -51,7 +51,6 @@ Libraries and other assets used
 * [Mallangche](https://github.com/JammPark/Mallangche)
 * [mbedtls](https://www.trustedfirmware.org/projects/mbed-tls/)
 * [SDL](https://libsdl.org/)
-* [zlib](https://www.zlib.net/)
 
 Instructions
 ===========================================================================

meson.build

@@ -225,7 +225,6 @@ if host_platform == 'emscripten'
 		'-s', 'USE_BZIP2=1',
 		'-s', 'USE_LIBPNG',
 		'-s', 'USE_PTHREADS',
-#		'-s', 'USE_ZLIB=1',
 		'-s', 'DISABLE_EXCEPTION_CATCHING=0',
 		'-gsource-map',
 	]