Intentions: 'Implement abstract member' (Kotlin -> Kotlin)

#KT-8467 In Progress

idea/testData/intentions/implementAbstractMember/function/enumClassWithSemicolonAndMembers.kt.after

@@ -0,0 +1,17 @@
+// WITH_RUNTIME
+// DISABLE-ERRORS
+interface T<X> {
+    fun <caret>foo(x: X): X
+}
+
+enum class E : T<Int> {
+    A, B, C;
+
+    override fun foo(x: Int): Int {
+        throw UnsupportedOperationException()
+    }
+
+    val bar = 1
+
+    fun baz() = 2
+}