New icon: raspberrypi (original, original-wordmark, line, line-wordmark) (#609)

* Add rpi icon

* Add original. Remove `enable-background`. Fix font colors

* Add icons to list

* Fix formatting

* Add official RPi logo + eps. Update svg and font

* Updated raspberry icons

* Optimized the SVGs

Co-authored-by: Herman Singh <kartstig@gmail.com>
Co-authored-by: Thomas-Boi <Thomas-Boi@users.noreply.github.com>

devicon.json

@@ -2682,6 +2682,16 @@
         "color": "#ffd845",
         "aliases": []
     },
+    {
+        "name": "raspberrypi",
+        "tags": ["arm", "computer"],
+        "versions": {
+            "svg": ["original", "original-wordmark", "line", "line-wordmark"],
+            "font": ["line", "line-wordmark"]
+        },
+        "color": "#c51850",
+        "aliases": []
+    },
     {
         "name": "phoenix",
         "tags": [