Add PlayStation Vita (#2895)

* Add PlayStation Vita

* Update PlayStation Vita source

_data/simple-icons.json

@@ -4210,6 +4210,11 @@
             "hex": "003791",
             "source": "https://commons.wikimedia.org/wiki/File:PlayStation_4_logo_and_wordmark.svg"
         },
+        {
+            "title": "PlayStation Vita",
+            "hex": "003791",
+            "source": "https://commons.wikimedia.org/wiki/File:PlayStation_Vita_logo.svg"
+        },
         {
             "title": "Pleroma",
             "hex": "FBA457",

icons/playstationvita.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>PlayStation Vita icon</title><path d="M3.176 12.216H1.274c-.26 0-.453.198-.453.538v1.235H0v-1.19c0-.668.42-1.119 1.014-1.119h1.924c.471-.018.584-.252.584-.592 0-.26-.13-.616-.584-.58H0v-.49h3.176c.832 0 1.16.481 1.16 1.07 0 .669-.328 1.128-1.16 1.128zm3.488-1.122v1.813c0 .663-.299 1.076-1.126 1.076H3.761v-.49h1.55c.318 0 .507-.258.507-.586v-1.813c0-.578.28-1.077 1.102-1.077h1.765v.49H7.158c-.412-.017-.494.32-.494.587zm4.84 2.904c-.331-.018-.47-.27-.532-.377-.063-.107-1.92-3.609-1.92-3.609h.924l1.538 2.855c.08.16.262.2.36.012l1.53-2.867h.577s-1.798 3.404-1.87 3.52c-.071.117-.276.484-.607.466zm3.005-3.972h.84v3.96h-.84zm3.77.46l.003 3.477h-.826V10.49l-1.57-.002v-.483L19.859 10l-.002.489zm3.235-.481c-.314.005-.51.354-.579.467-.071.116-1.873 3.527-1.873 3.527h.578l.44-.84h2.541l.454.84H24s-1.86-3.508-1.923-3.616c-.062-.107-.201-.36-.533-.378h-.03zm-.18.996c.078-.005.155.047.2.138l.825 1.525h-2.004l.818-1.538c.043-.082.102-.12.162-.125Z"/></svg>