fix: fix outdated dependency detection

Author: zdm

lib/package.js

@@ -787,7 +787,7 @@ export default class Package {
             for ( const spec of specs ) {
 
                 // outdated dependency
-                spec.outdated = spec.wanted !== spec.latest;
+                spec.outdated = spec.wanted !== spec.latest && new SemanticVersion( spec.latest ).gt( spec.wanted );
 
                 // include installed, updatable deps by default
                 let include;