Added LinkedIn share button

Author: Backendt

_data/share.yml

@@ -14,12 +14,10 @@ platforms:
     icon: "fab fa-telegram"
     link: "https://t.me/share/url?url=URL&text=TITLE"
 
-  # Uncomment below if you need to.
-  #
-  # - type: Linkedin
-  #   icon: "fab fa-linkedin"
-  #   link: "https://www.linkedin.com/sharing/share-offsite/?url=URL"
-  #
+  - type: Linkedin
+    icon: "fab fa-linkedin"
+    link: "https://www.linkedin.com/sharing/share-offsite/?url=URL"
+
   # - type: Weibo
   #   icon: "fab fa-weibo"
   #   link: "http://service.weibo.com/share/share.php?title=TITLE&url=URL"