Rust

Bump graphviz-rust from 0.6.1 to 0.8.0 (#999) #757

Job	Run time
Lint	32s
Build Libraries on AMD64 Rust stable	15m 10s
React build	4m 1s
Test on windows-latest Rust stable	6m 32s
Test on macos-latest Rust stable	5m 39s
Test Ballista on AMD64 Rust stable	8m 43s
Test Workspace on AMD64 Rust stable	10m 52s
Docker	6s
verify benchmark results (amd64) (amd64, stable)	9m 39s
Check Cargo.toml formatting (amd64, stable)	3m 27s
Clippy (amd64, stable)	4m 26s
	1h 9m 7s

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