Added a decorated fir tree and a present (#5694)

* Added a decorated fir tree and a present

* Update meta.json of the tree

* Update Resources/Prototypes/Entities/Structures/Decoration/decorated_fir_tree.yml

Co-authored-by: Leon Friedrich <60421075+ElectroJr@users.noreply.github.com>

* Present PNGs changed

Co-authored-by: Leon Friedrich <60421075+ElectroJr@users.noreply.github.com>

Resources/Textures/Objects/Decoration/present.rsi/meta.json

@@ -0,0 +1,17 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Made with love by Shaeone",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+      "name": "present"
+    },
+    {
+      "name": "unwrapped"
+    }
+  ]
+}