[K/Wasm] Unmute most of the stepping tests for Wasm in K1

compiler/testData/debug/stepping/whenInConjunction.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: WASM
+
 // FILE: test.kt
 
 fun foo(n: Number) {
@@ -41,3 +41,15 @@ fun box() {
 // test.kt:13 foo
 // test.kt:15 foo
 // test.kt:19 box
+
+// EXPECTATIONS WASM
+// test.kt:1 $box
+// test.kt:18 $box (8, 8, 8, 8, 4)
+// test.kt:5 $foo (8, 10, 10, 10, 20, 8, 31)
+// Primitives.kt:2239 $kotlin.Float__toInt-impl (8, 38, 8, 38)
+// test.kt:6 $foo (12, 24)
+// test.kt:10 $foo
+// test.kt:11 $foo (12, 24)
+// test.kt:13 $foo (13, 15, 15, 15, 25, 13)
+// test.kt:15 $foo
+// test.kt:19 $box