FIR: Do not create synthetic properties for non-Java accessors

^KT-35495 Fixed

compiler/testData/diagnostics/tests/syntheticExtensions/javaProperties/Getter.fir.kt

@@ -9,7 +9,7 @@ fun foo(javaClass: JavaClass, kotlinClass: KotlinClass) {
     javaClass.something = 1
     javaClass.<!UNRESOLVED_REFERENCE!>Something<!>
     useInt(kotlinClass.getSomething())
-    kotlinClass.something
+    kotlinClass.<!UNRESOLVED_REFERENCE!>something<!>
 }
 
 fun useInt(i: Int) {}
@@ -17,4 +17,4 @@ fun useInt(i: Int) {}
 // FILE: JavaClass.java
 public class JavaClass {
     public int getSomething() { return 1; }
-}
+}