Merge pull request devicons#2044 from lunatic-fox/u-subversion

update icon: subversion (original, original-wordmark, plain-wordmark)

Author: canaleal

devicon.json

@@ -9989,10 +9989,12 @@
         "versions": {
             "svg": [
                 "original",
-                "original-wordmark"
+                "original-wordmark",
+                "plain-wordmark"
             ],
             "font": [
-                "original"
+                "original",
+                "plain-wordmark"
             ]
         },
         "color": "#809cc8",