Add ZDF (#2199)

_data/simple-icons.json

@@ -4695,6 +4695,11 @@
             "hex": "FF4A00",
             "source": "https://zapier.com/about/brand"
         },
+        {
+            "title": "ZDF",
+            "hex": "FA7D19",
+            "source": "https://www.zdf.de/"
+        },
         {
             "title": "Zeit",
             "hex": "000000",

icons/zdf.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>ZDF icon</title><path d="M7.014 4.984A7.02 7.02 0 0 0 0 12.002a7.017 7.017 0 0 0 13.271 3.174h2.915c.696 0 1.324-.044 1.962-.553.461-.365.749-.884.883-1.56v2.103h1.336v-2.473h3.153v-1.1h-3.16l.02-.445c.005-.724.226-1.162 1.277-1.162H24V8.873h-2.818c-1.517 0-2.141.85-2.141 2.18v.129c-.254-1.565-1.185-2.309-2.889-2.309h-2.855a7.018 7.018 0 0 0-6.283-3.889zM8.02 8.873h3.436c1.742 0 1.992 1.219 1.992 1.9 0 .725-.298 1.873-1.992 1.873h-.844c-1.056 0-1.281.38-1.281 1.104v.336h3.945v1.074H7.982v-1.558c0-1.335.625-2.123 2.137-2.123h.873c.691 0 1.1-.14 1.1-.725 0-.605-.409-.772-1.12-.772h-2.95V8.873zm6.63 1.113h1.472c1.157 0 1.574.496 1.574 2.041 0 1.541-.412 2.035-1.574 2.035H14.65V9.986z"/></svg>