[Wasm] Update testData after adding K2 and new test infra support.

- Actualize muted K2 tests
- Actualize muted K1 tests with module systems because legacy Wasm test
  infra had no respect for "// MODULE: ..." test directives

compiler/testData/codegen/box/when/exhaustiveBoolean.kt

@@ -1,5 +1,5 @@
 // LANGUAGE: -ProhibitSimplificationOfNonTrivialConstBooleanExpressions
-// IGNORE_BACKEND_K2: JVM_IR, JS_IR, NATIVE
+// IGNORE_BACKEND_K2: JVM_IR, JS_IR, NATIVE, WASM
 // FIR status: don't support legacy feature
 fun box() : String = when (true) {
     ((true)) -> "OK"