FE: Use safe call when searching for suspend modifier

The modifier does not exist, when the parameter type is typealias.

 #KT-35187 Fixed

native/native.tests/tests-gen/org/jetbrains/kotlin/konan/blackboxtest/NativeCodegenBoxTestGenerated.java

@@ -7921,6 +7921,12 @@ public class NativeCodegenBoxTestGenerated extends AbstractNativeCodegenBoxTest
                 runTest("compiler/testData/codegen/box/coroutines/inlineSuspendLambdaNonLocalReturn.kt");
             }
 
+            @Test
+            @TestMetadata("inlineSuspendTypealias.kt")
+            public void testInlineSuspendTypealias() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/inlineSuspendTypealias.kt");
+            }
+
             @Test
             @TestMetadata("inlinedTryCatchFinally.kt")
             public void testInlinedTryCatchFinally() throws Exception {