Update compiler/rustc_session/src/options.rs

Co-authored-by: León Orell Valerian Liehr <[email protected]>

Author: eholk

Diff for: compiler/rustc_session/src/options.rs

@@ -2332,7 +2332,7 @@ options! {
     mutable_noalias: bool = (true, parse_bool, [TRACKED],
         "emit noalias metadata for mutable references (default: yes)"),
     namespaced_crates: bool = (false, parse_bool, [TRACKED],
-        "allow crates to be nested in other crates (default: no)"),
+        "allow crates to be namespaced by other crates (default: no)"),
     next_solver: NextSolverConfig = (NextSolverConfig::default(), parse_next_solver_config, [TRACKED],
         "enable and configure the next generation trait solver used by rustc"),
     nll_facts: bool = (false, parse_bool, [UNTRACKED],