Correct Micro.blog icon (#4148)

_data/simple-icons.json

@@ -4062,8 +4062,8 @@
         },
         {
             "title": "Micro.blog",
-            "hex": "FD8308",
-            "source": "https://twitter.com/BradEllis/status/943956921886715904"
+            "hex": "FF8800",
+            "source": "https://help.micro.blog/"
         },
         {
             "title": "Microgenetics",

icons/micro-dot-blog.svg

@@ -1 +1 @@
-<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Micro.blog icon</title><path d="M21.4 17.7c-2 2.6-1 4.8-.3 5.9.3.4-.1.4-.3.4a6 6 0 0 1-4-2.7c-.2-.1-.3-.2-.5-.1-1.4.4-2.8.7-4.3.6C5.4 21.8 0 17 0 11 0 5 5.4 0 12 0s12 4.9 12 11c0 2.5-1 4.8-2.6 6.7zM12 14l3.2 2.2a.4.4 0 0 0 .6-.4L14.6 12l3.1-2.4a.4.4 0 0 0-.2-.6h-3.9l-1.3-3.8a.4.4 0 0 0-.6 0L10.4 9h-4a.4.4 0 0 0-.1.7l3 2.4-1 3.7a.4.4 0 0 0 .5.4L12 14z"/></svg>
+<svg role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><title>Micro.blog icon</title><path d="M12 0C5.4 0 0 4.9 0 10.95 0 17 5.4 21.9 12 21.9c1.4 0 2.85-.25 4.2-.7.15-.05.35 0 .45.1 1 1.35 2.55 2.3 4.25 2.7l.25-.1v-.3a4.65 4.65 0 01.2-5.9C22.9 15.85 24 13.5 24 10.95 24 4.9 18.55 0 12 0zm-.05 5.2c.15 0 .3.1.35.25L13.55 9l3.85.1c.15 0 .3.1.35.2.05.15 0 .3-.15.4L14.55 12l1.1 3.6c.05.15 0 .3-.15.4h-.4l-3.15-2.15L8.8 16h-.4c-.15-.1-.2-.25-.15-.4l1.1-3.6L6.3 9.7c-.15-.1-.2-.25-.15-.4.05-.1.2-.2.35-.2l3.85-.1 1.25-3.55c.05-.15.2-.25.35-.25z"/></svg>