fix: 404 guide URL in README (#22)

Author: bpmct

README.md

@@ -22,7 +22,7 @@ helm install coder-xray coder-xray/coder-xray \
 	--set artifactory.secretName="<your artifactory secret>"
 ```
 
-For a detailed step by step guide, see the [scanning coder workspaces with xray](https://docs.coder.com/guides/scanning-coder-workspaces-with-xray) guide.
+For a detailed step by step guide, see the [scanning coder workspaces with xray](https://coder.com/docs/guides/xray-integration) guide.
 
 > **Note**
 > For additional customization (such as customizing the image, details on creating a secret, etc.), you can use the