karatelabs| removed original and renamed plain to original

Author: Kilian PAQUIER

devicon.json

@@ -3699,12 +3699,21 @@
                 "original-wordmark"
             ],
             "font": [
-                "plain",
-                "plain-wordmark"
+                "original",
+                "original-wordmark"
             ]
         },
-        "color": "#fff",
-        "aliases": []
+        "color": "#000000",
+        "aliases": [
+            {
+                "base": "original",
+                "alias": "plain"
+            },
+            {
+                "base": "original-wordmark",
+                "alias": "plain-wordmark"
+            }
+        ]
     },
     {
         "name": "karma",