Add Mintlify icon (#11226)

Co-authored-by: uncenter <47499684+uncenter@users.noreply.github.com>

_data/simple-icons.json

@@ -9979,6 +9979,11 @@
             "source": "https://min.io",
             "guidelines": "https://min.io/logo"
         },
+        {
+            "title": "Mintlify",
+            "hex": "18E299",
+            "source": "https://mintlify.com"
+        },
         {
             "title": "Minutemailer",
             "hex": "30B980",

icons/mintlify.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Mintlify</title><path d="M15.158.002a8.807 8.807 0 0 0-6.249 2.59l-.062.063h-.003L2.655 8.844a.605.605 0 0 0-.062.058 8.838 8.838 0 0 0-.83 11.55l6.251-6.249.065-.063a8.778 8.778 0 0 1-1.758-5.385 8.784 8.784 0 0 1 .283-2.151 8.993 8.993 0 0 1 2.151-.286 8.802 8.802 0 0 1 5.386 1.76 8.81 8.81 0 0 1 3.032 4.11 8.879 8.879 0 0 1 .225 5.21 8.784 8.784 0 0 0-.341.082 8.846 8.846 0 0 1-4.868-.303 8.679 8.679 0 0 1-2.323-1.25l-.064.065L3.55 22.24a8.85 8.85 0 0 0 11.548-.83l.06-.062 6.19-6.187a8.801 8.801 0 0 1-.367.337c.125-.11.247-.224.366-.341l.063-.058A8.817 8.817 0 0 0 24 8.844V.002ZM8.38 3.17a8.73 8.73 0 0 1 0 0Zm-.325.413Zm-.328.475Zm-.31.518Zm-.235.455Zm-.283.66zm-.156.447Zm14.147 9.44zm-.43.343zm-1.005.65zm-.533.274zm-.475.207z"/></svg>