Add recipes for wallpaper and linoleum

src/main/generated/data/new_soviet/recipes/brown_wallpaper.json

@@ -0,0 +1,25 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "category": "building",
+  "key": {
+    "D": {
+      "item": "minecraft:brown_dye"
+    },
+    "P": {
+      "item": "minecraft:paper"
+    },
+    "S": {
+      "item": "minecraft:slime_ball"
+    }
+  },
+  "pattern": [
+    " D ",
+    "PPP",
+    " S "
+  ],
+  "result": {
+    "count": 2,
+    "item": "new_soviet:brown_wallpaper"
+  },
+  "show_notification": true
+}