Fix false warning about useless cast in property and property accessor

Note that there are some other problems, for example:
`val a = if (true) 1 as Number else 2`, here we'll get useless cast

 #KT-9551 Fixed
 #KT-9645 Fixed

compiler/tests/org/jetbrains/kotlin/checkers/DiagnosticsTestGenerated.java

@@ -2686,6 +2686,12 @@ public class DiagnosticsTestGenerated extends AbstractDiagnosticsTest {
                 doTest(fileName);
             }
 
+            @TestMetadata("AsInPropertyAndPropertyAccessor.kt")
+            public void testAsInPropertyAndPropertyAccessor() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/tests/cast/AsInPropertyAndPropertyAccessor.kt");
+                doTest(fileName);
+            }
+
             @TestMetadata("AsNothing.kt")
             public void testAsNothing() throws Exception {
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/tests/cast/AsNothing.kt");