Change Details

On some machines, the current set of commands won't necessarily install the rustfmt component. Adding this call doesn't error when rustfmt is already there, but will install it if it isn't.

On some machines, the current set of commands won't necessarily install the rustfmt component. Adding this call to both CONTRIBUTING.md and install-dependencies.sh doesn't error when rustfmt is already there, but will install it if it isn't.

On some machines, the current set of commands won't necessarily install the rustfmt component. Adding this call to both CONTRIBUTING.md and install-dependencies.sh doesn't error when rustfmt is already there, but will install it if it isn't.