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

compiler/testData/debug/stepping/multilineExpression.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: WASM
+
 // FILE: test.kt
 // KT-17753
 
@@ -25,3 +25,11 @@ fun test(a: Boolean, b: Boolean, c: Boolean): Boolean {
 // test.kt:6 box
 // test.kt:10 test
 // test.kt:7 box
+
+// EXPECTATIONS WASM
+// test.kt:1 $box
+// test.kt:6 $box (9, 15, 21, 4, 4)
+// test.kt:10 $test (11, 4)
+// test.kt:11 $test
+// test.kt:12 $test
+// test.kt:7 $box