graphics() improved vendor, model parsing (linux), memLayout() DDR5 detection (windows)

lib/graphics.js

@@ -204,6 +204,7 @@ function graphics(callback) {
     let controllers = [];
     let currentController = {
       vendor: '',
+      subvendor: '',
       model: '',
       bus: '',
       busAddress: '',
@@ -292,9 +293,9 @@ function graphics(callback) {
                 }
               }
               if (currentController.model && subsystem.indexOf(currentController.model) !== -1) {
-                const vendor2 = subsystem.split(currentController.model)[0].trim();
-                if (vendor2) {
-                  currentController.vendor += ', ' + vendor2;
+                const subvendor = subsystem.split(currentController.model)[0].trim();
+                if (subvendor) {
+                  currentController.subvendor = subvendor;
                 }
               }
             }

lib/index.d.ts

@@ -306,6 +306,7 @@ export namespace Systeminformation {
 
   interface GraphicsControllerData {
     vendor: string;
+    subvendor?: string;
     vendorId?: string;
     model: string;
     deviceId?: string;