update icon: ubuntu (original, original-wordmark, plain, plain-wordmark) (#1805)

* update icon: ubuntu (original, original-wordmark)

* Update devicon.json

* Add plain and plain-wordmark icon

* Update icons

* Unify paths of `plain-wordmark` and some adjustments.

* Resize to fix `original-wordmark` and `plain-wordmark`

---------

Co-authored-by: Josélio Júnior <76992016+lunatic-fox@users.noreply.github.com>

Author: Gautam25Raj

devicon.json

@@ -9797,10 +9797,14 @@
         "name": "ubuntu",
         "altnames": [],
         "tags": [
-            "os"
+            "os",
+            "open-source",
+            "linux"
         ],
         "versions": {
             "svg": [
+                "original",
+                "original-wordmark",
                 "plain",
                 "plain-wordmark"
             ],
@@ -9809,7 +9813,7 @@
                 "plain-wordmark"
             ]
         },
-        "color": "#dd4814",
+        "color": "#e95420",
         "aliases": []
     },
     {