cargo-*: add page; cargo-logout: update page (#11337)

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>

pages/common/cargo-publish.md

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+# cargo publish
+
+> Upload a package to a registry.
+> Note: you have to add an authentication token using `cargo login` before publishing a package.
+> More information: <https://doc.rust-lang.org/cargo/commands/cargo-publish.html>.
+
+- Perform checks, create a `.crate` file and upload it to the registry:
+
+`cargo publish`
+
+- Perform checks, create a `.crate` file but don't upload it (equivalent of `cargo package`):
+
+`cargo publish --dry-run`
+
+- Specify the name of the registry to use (registry names can be defined in the config - the default is <https://crates.io>):
+
+`cargo publish --registry {{name}}`