update icon: openapi (original, original-wordmark, plain, plain-wordmark, line, line-wordmark) (#2019)

* update icon openapi

* Fix line width and artifacts in line svgs

---------

Co-authored-by: Jørgen Kalsnes Hagen <43886029+Snailedlt@users.noreply.github.com>

devicon.json

@@ -6994,14 +6994,20 @@
         "versions": {
             "svg": [
                 "original",
-                "original-wordmark"
+                "original-wordmark",
+                "plain",
+                "plain-wordmark",
+                "line",
+                "line-wordmark"
             ],
             "font": [
-                "original",
+                "plain",
-                "original-wordmark"
+                "plain-wordmark",
+                "line",
+                "line-wordmark"
             ]
         },
-        "color": "#6ba43a",
+        "color": "#91d400",
         "aliases": []
     },
     {