Mute some new tests for JS and regenerate tests

compiler/testData/codegen/box/coroutines/beginWithException.kt

@@ -1,3 +1,6 @@
+// TODO: muted automatically, investigate should it be ran for JS or not
+// IGNORE_BACKEND: JS
+
 // WITH_RUNTIME
 class Controller {
     var exception: Throwable? = null

compiler/testData/codegen/box/coroutines/beginWithExceptionNoHandleException.kt

@@ -1,3 +1,6 @@
+// TODO: muted automatically, investigate should it be ran for JS or not
+// IGNORE_BACKEND: JS
+
 // WITH_RUNTIME
 class Controller {
     suspend fun suspendHere(x: Continuation<Any>) {}

compiler/testData/codegen/box/coroutines/noSuspensionPoints.kt

@@ -1,3 +1,6 @@
+// TODO: muted automatically, investigate should it be ran for JS or not
+// IGNORE_BACKEND: JS
+
 class Controller {
     var res = 0
     operator fun handleResult(x: Int, y: Continuation<Nothing>) {