[FIR-TEST] Add new testdata generated after changes in previous commit

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

@@ -0,0 +1,26 @@
+// FILE: KotlinFile.kt
+fun foo(javaClass: JavaClass) {
+    javaClass.something1++
+    javaClass.something2++
+    javaClass.something3++
+    javaClass.something4++
+    javaClass.something5 = null
+}
+
+// FILE: JavaClass.java
+public class JavaClass {
+    public int getSomething1() { return 1; }
+    public void setSomething1(int value, char c) { }
+
+    public int getSomething2() { return 1; }
+    public void setSomething2(String value) { }
+
+    public int getSomething3() { return 1; }
+    public <T> void setSomething3(int value) { return value; }
+
+    public int getSomething4() { return 1; }
+    public static void setSomething4(int value) { }
+
+    public int[] getSomething5() { return null; }
+    public void setSomething5(int... value) { }
+}