Update prerequisites and resource links in index.md

Author: odincodeshen

content/learning-paths/embedded-and-microcontrollers/zephyr_vsworkbench/_index.md

@@ -20,6 +20,7 @@ prerequisites:
     - Basic familiarity with embedded C programming
     - Visual Studio Code installed and running
     - A Cortex-M development board
+    - Windows 10+ (64-bit), macOS with Homebrew, or Linux (preferably Ubuntu 20.04+)
 
 author: 
     - Ayoub Bourjilat
@@ -42,7 +43,7 @@ further_reading:
         type: documentation
     - resource:
         title: Workbench for Zephyr Official Website
-        link: https://zephyr-workbench.com/
+        link: https://z-workbench.com/
         type: website
     - resource:
         title: AC6 Zephyr Training
@@ -53,4 +54,4 @@ further_reading:
 weight: 1                       # _index.md always has weight of 1 to order correctly
 layout: "learningpathall"       # All files under learning paths have this same wrapper
 learning_path_main_page: "yes"  # This should be surfaced when looking for related content. Only set for _index.md of learning path content.
----
+---