don't mention rust structs in the cli docs

docs/commands.md

@@ -82,7 +82,7 @@ Usage: fnm list-remote [OPTIONS]
 
 Options:
       --filter <FILTER>
-          Filter with SemVer
+          Filter versions by a user-defined version or a semver range
 
       --node-dist-mirror <NODE_DIST_MIRROR>
           <https://nodejs.org/dist/> mirror

src/commands/ls_remote.rs

@@ -7,7 +7,7 @@ use thiserror::Error;
 
 #[derive(clap::Parser, Debug)]
 pub struct LsRemote {
-    /// Filter with `SemVer`
+    /// Filter versions by a user-defined version or a semver range
     #[arg(long)]
     filter: Option<UserVersion>,