Added Slimbook (closes #371)

CONTRIBUTORS.md

@@ -76,6 +76,7 @@ GitHub:
 - [@aa1874](https://github.com/aa1874)
 - [@bgrgndzz](https://github.com/bgrgndzz)
 - [@samcross021](https://github.com/samcross021)
+- [@Shahin-rmz](https://github.com/Shahin-rmz)
 
 Reddit:
 

yaml/degoogle.yml

@@ -2148,6 +2148,11 @@ hardware:
       eyes: null
       text: >
         Mid-range Linux/FreeBSD alternative to Chromebook.
+    - name: Slimbook
+      url: https://slimbook.es/en/
+      eyes: null
+      text: >
+        A Spanish laptop manufacturer which makes Linux native laptops.
   chromecast:
     - title: Chromecast
     - name: Microsoft Wireless HDMI adapter