inspector: remove unused catch bindings

PR-URL: #24079
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Wyatt Preul <wpreul@gmail.com>

Author: cjihrig

lib/internal/util/inspector.js

@@ -15,7 +15,7 @@ function sendInspectorCommand(cb, onError) {
     } finally {
       session.disconnect();
     }
-  } catch (e) {
+  } catch {
     return onError();
   }
 }