[Add] 왈뿡 엠티뷰 아이콘, info asset 추가

Sources/WALKit/Icon/Icon.xcassets/btn_info_2.imageset/Contents.json

@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "filename" : "btn_info.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "btn_info@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "btn_info@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Sources/WALKit/Icon/Icon.xcassets/icn_history_empty.imageset/Contents.json

@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "filename" : "icn_history_empty.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "icn_history_empty@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "icn_history_empty@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Sources/WALKit/Icon/WALIcon.swift

@@ -15,6 +15,7 @@ public enum WALIcon: String {
     case btnDelete = "btn_delete"
     case btnBack = "btn_back"
     case btnHistory = "btn_history"
+    case btnInfoOrange = "btn_info_2"
     case btnInfo = "btn_info"
     case btnSelect = "btn_select_box_active"
     case btnUnselect = "btn_select_box"
@@ -45,6 +46,7 @@ public enum WALIcon: String {
     case icnServer = "icn_server"
     case icnSettingComplete = "icn_settingComplete"
     case icnCreateComplete = "icn_createComplete"
+    case icnHistoryEmpty = "icn_history_empty"
 
     // Card Asset
     case imgDripActive = "img_drip_active"