cargo: update page; cargo-{init,new}: add page (#10742)

* cargo-{init,new}: add page

* cargo: update page

pages/common/cargo-new.md

@@ -0,0 +1,9 @@
+# cargo new
+
+> Create a new Cargo package.
+> Equivalent of `cargo init`, but specifiying a directory is required.
+> More information: <https://doc.rust-lang.org/cargo/commands/cargo-new.html>.
+
+- Create a new Rust project with a binary target:
+
+`cargo new {{path/to/directory}}`