[Test] Improve interface option filter test (#66102)

Author: drexin

test/ModuleInterface/option-filtering.swift

@@ -1,10 +1,12 @@
 // RUN: %empty-directory(%t)
 
-// RUN: %target-swift-frontend -enable-library-evolution -emit-module-interface-path %t.swiftinterface -module-name t %s -target-min-inlining-version 42 -emit-module -o /dev/null -O -enable-experimental-feature LayoutStringValueWitnesses -enable-experimental-feature LayoutStringValueWitnessesInstantiation
+// RUN: %target-swift-frontend -enable-library-evolution -emit-module-interface-path %t.swiftinterface -module-name t %s -target-min-inlining-version 42 -emit-module -o /dev/null -O -enable-experimental-feature LayoutStringValueWitnesses -enable-experimental-feature LayoutStringValueWitnessesInstantiation -enable-experimental-feature StaticAssert -enable-experimental-feature VariadicGenerics
 // RUN: %FileCheck %s < %t.swiftinterface -check-prefix=CHECK-SWIFTINTERFACE
 //
-// CHECK-SWIFTINTERFACE: swift-module-flags-ignorable:
 // CHECK-SWIFTINTERFACE-NOT: -enable-experimental-feature LayoutStringValueWitnesses
 // CHECK-SWIFTINTERFACE-NOT: -enable-experimental-feature LayoutStringValueWitnessesInstantiation
+// CHECK-SWIFTINTERFACE: swift-module-flags-ignorable:
+// CHECK-SWIFTINTERFACE-SAME: -enable-experimental-feature StaticAssert
+// CHECK-SWIFTINTERFACE-SAME: -enable-experimental-feature VariadicGenerics
 
 public func foo() { }