6519: Add "Open Cargo.toml" action r=matklad a=p3achyjr ## What is it? This adds an "open cargo.toml" action from the vscode shell, resolves #6462 ## Test Ran ```cargo xtask install --server``` and ```cargo xtask install --client```, then ```Developer: Reload Window```.  When clicked:  Co-authored-by: Anatol Liu <axlui@anatols-mbp.lan> |
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| .. | ||
| src | ||
| tests/rust-analyzer | ||
| build.rs | ||
| Cargo.toml | ||