Use AnonymousFunctionDescriptor for suspend callable references

Also use it for local suspend functions, which allows us to remove hack
with dropSuspend.

Regenerate tests.

compiler/testData/codegen/box/coroutines/featureIntersection/callableReference/bound/emptyLHS.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS
+// IGNORE_BACKEND: JS, JS_IR
 
 // COMMON_COROUTINES_TEST
 // WITH_RUNTIME

compiler/testData/codegen/box/coroutines/featureIntersection/callableReference/function/genericCallableReferenceArguments.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS, NATIVE
+// IGNORE_BACKEND: JS, NATIVE, JS_IR
 
 // WITH_REFLECT
 // COMMON_COROUTINES_TEST

compiler/testData/codegen/box/coroutines/featureIntersection/callableReference/function/genericCallableReferencesWithNullableTypes.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS, NATIVE
+// IGNORE_BACKEND: JS, JS_IR, NATIVE
 
 // WITH_REFLECT
 // COMMON_COROUTINES_TEST

compiler/testData/codegen/box/coroutines/featureIntersection/callableReference/function/getArityViaFunctionImpl.kt

@@ -1,5 +1,5 @@
 // TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS, NATIVE
+// IGNORE_BACKEND: JS, NATIVE, JS_IR
 // IGNORE_LIGHT_ANALYSIS
 
 // LANGUAGE_VERSION: 1.2

compiler/testData/codegen/box/coroutines/featureIntersection/callableReference/function/local/equalsHashCode.kt

@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS, NATIVE
+// IGNORE_BACKEND: JS, NATIVE, JS_IR
 // COMMON_COROUTINES_TEST
 
 fun box(): String {