Add upstream check #166

Job	Run time
Build (aarch64-unknown-linux-gnu)	45s
Build (x86_64-pc-windows-gnu)	1m 19s
Build (x86_64-unknown-linux-gnu)	42s
Build with 'embedded_graphics_textstyle' feature	21s
Build examples	1m 35s
Build (arm-unknown-linux-gnueabi)	48s
Build with 'std' feature	11s
Build (armv7-unknown-linux-gnueabihf)	34s
Build with no features	10s
Build (riscv64gc-unknown-linux-gnu)	27s
Build for no-std targets (thumbv6m-none-eabi)	31s
Lints	18s
Build for no-std targets (thumbv7em-none-eabihf)	46s
Test Suite	22s
Check generated fonts	1m 38s
Documentation	29s
Memory leaks	39s
Minimum Supported Rust Version	5m 25s
Semantic Versioning	20s
Publish version	0s
	17m 20s

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