Add UL support for const fields initializers

Fixed #KT-34081

compiler/testData/asJava/ultraLightClasses/objects.kt

@@ -29,3 +29,25 @@ object Obj : java.lang.Runnable {
     override fun run() {}
     @JvmStatic fun zoo(): Int = 2
 }
+
+object ConstContainer {
+    const val str = "one" // String
+    const val one = 1 // Int
+    const val oneLong = 1L // Long
+    const val complexLong = 1L + 1 // Long
+    const val e = 2.7182818284 // Double
+    const val eFloat = 2.7182818284f // Float
+    const val complexFloat = 2.7182818284f + 2.4 // Float
+}
+
+class ClassWithConstContainer {
+    companion object {
+        const val str = "one" // String
+        const val one = 1 // Int
+        const val oneLong = 1L // Long
+        const val complexLong = 1L + 1 // Long
+        const val e = 2.7182818284 // Double
+        const val eFloat = 2.7182818284f // Float
+        const val complexFloat = 2.7182818284f + 2.4 // Float
+    }
+}