feat: adds Weather.java

Author: TatsuyaRyujin

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/evanphilakhong/Weather.java

@@ -0,0 +1,5 @@
+package com.codedifferently.lesson16.evanphilakhong;
+
+public enum Weather {
+    CLEAR, LIGHT_RAIN, HEAVY_RAIN
+}