Add Tistory (#7587)

* Add `Tistory`

* Change tistory color to black

_data/simple-icons.json

@@ -10966,6 +10966,16 @@
             "hex": "ED1C24",
             "source": "https://tinyletter.com/site/press/"
         },
+        {
+            "title": "Tistory",
+            "hex": "000000",
+            "source": "https://tistory.com/",
+            "aliases": {
+                "loc": {
+                    "ko-KR": "티스토리"
+                }
+            }
+        },
         {
             "title": "tmux",
             "hex": "1BB91F",

icons/tistory.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Tistory</title><path d="M0 3a3 3 0 1 0 6 0 3 3 0 0 0-6 0m9 18a3 3 0 1 0 6 0 3 3 0 0 0-6 0m0-9a3 3 0 1 0 6 0 3 3 0 0 0-6 0m0-9a3 3 0 1 0 6 0 3 3 0 0 0-6 0m9 0a3 3 0 1 0 6 0 3 3 0 0 0-6 0"/></svg>