fix it so when you run in --dry-mode, it doesn't start publishing crates (!)

src/publish.rs

@@ -728,6 +728,16 @@ fn cargo_publish_modified_source_dir(config: &Config, meta: &VersionMeta) -> Res
     args.extend_from_slice(&["--manifest-path", manifest_path_str.as_str()][..]);
     args.extend_from_slice(&["--no-verify", "--allow-dirty", "-vv"][..]);
 
+    if config.dry_run {
+        warn!(
+            name = %meta.index_meta.name,
+            vers = %meta.index_meta.vers,
+            cmd = format!("cargo {}", args.join(" ")),
+            "skipping actual publish cmd: --dry-run mode",
+        );
+        return Ok(())
+    }
+
     debug!(name = %meta.index_meta.name, vers = %meta.index_meta.vers, "executing `cargo {}`", args.join(" "));
     let output = std::process::Command::new("cargo")
         .env(&index_env_key, &config.dst.index_url)