Simple version of redundant GOTO's removing

compiler/testData/codegen/bytecodeText/redundantGotoRemoving.kt

@@ -0,0 +1,12 @@
+
+inline fun calc<T, R>(value : T, fn: (T)->R) : R = fn(value)
+inline fun identity<T>(value : T) : T = calc(value) {
+    if (1 == 1) return it
+    it
+}
+
+fun foo() {
+    val x = identity(1)
+}
+
+// 1 GOTO