That way one can use environment variables in task definitions.
Fixes: #8660
/cc @SomeoneToIgnore it looks like we don't ever set `separate_shell` to
false anymore, it might be worth streamlining?
Release Notes:
- Fixed static tasks not being run under a separate shell.
- Removed `separate_shell` setting from task definitions. It is now a default for tasks defined in tasks.json file.
Following-up on #8330
Invocation
```bash
cargo-machete --with-metadata --skip-target-dir --fix
````
There is more stuff to fix, but it chokes on `async-lock`:
```
cargo-machete found the following unused dependencies in /x/Code/zed:
rpc -- /x/Code/zed/crates/rpc/Cargo.toml:
async_lock
prost_build
serde_derive
Error: Dependency async_lock not found
```
Release Notes:
- N/A
This changes the format of runnables slightly (the top-level object is
now a sequence, not a map).
The 2nd commit pulls in aliases from .zshrc and co.
Release Notes:
- N/A
