Add upstream check #173

Job	Run time
Build with no features	10s
Build (aarch64-unknown-linux-gnu)	32s
Build (x86_64-pc-windows-gnu)	54s
Build examples	2m 1s
Build (x86_64-unknown-linux-gnu)	34s
Build with 'embedded_graphics_textstyle' feature	22s
Build with 'std' feature	14s
Build (arm-unknown-linux-gnueabi)	1m 9s
Build (armv7-unknown-linux-gnueabihf)	58s
Build for no-std targets (thumbv6m-none-eabi)	42s
Documentation	26s
Build (riscv64gc-unknown-linux-gnu)	45s
Build for no-std targets (thumbv7em-none-eabihf)	47s
Lints	13s
Test Suite	23s
Check generated fonts	3m 14s
Memory leaks	39s
Minimum Supported Rust Version	3m 41s
Semantic Versioning	20s
Publish version	0s
	18m 4s

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