[MPP] Forbid actual member in expect class

Such member descriptor will be actual and expect at the same time,
so we should run both checks.

^KT-40903 Fixed

compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/ExpectedActualDeclarationChecker.kt

@@ -63,7 +63,8 @@ class ExpectedActualDeclarationChecker(
                 declaration, descriptor, context.trace,
                 checkActualModifier, context.expectActualTracker
             )
-        } else if (descriptor.isActualOrSomeContainerIsActual()) {
+        }
+        if (descriptor.isActualOrSomeContainerIsActual()) {
             val allDependsOnModules = moduleStructureOracle.findAllDependsOnPaths(descriptor.module).flatMap { it.nodes }.toHashSet()
             checkActualDeclarationHasExpected(
                 declaration,