Changed synthetic properties naming for getters starting with "is"

compiler/testData/diagnostics/tests/syntheticExtensions/IsNaming.kt

@@ -1,13 +1,30 @@
 // FILE: KotlinFile.kt
 fun foo(javaClass: JavaClass) {
-    javaClass.something = !javaClass.something
+    javaClass.isSomething = !javaClass.isSomething
+    javaClass.isSomething2 = !javaClass.isSomething2
 
+    javaClass.<!UNRESOLVED_REFERENCE!>something<!>
+    javaClass.<!FUNCTION_CALL_EXPECTED!>isSomethingWrong<!>
     javaClass.<!UNRESOLVED_REFERENCE!>somethingWrong<!>
 }
 
 // FILE: JavaClass.java
 public class JavaClass {
-    public boolean isSomething() { return true; }
-    public void setSomething(boolean value) { }
-    public int isSomethingWrong() { return 1; }
+    public boolean isSomething() {
+        return true;
+    }
+
+    public void setSomething(boolean value) {
+    }
+
+    public boolean getIsSomething2() {
+        return true;
+    }
+
+    public void setIsSomething2(boolean value) {
+    }
+
+    public int isSomethingWrong() {
+        return 1;
+    }
 }

compiler/testData/diagnostics/tests/syntheticExtensions/IsNaming.txt

@@ -5,9 +5,11 @@ internal fun foo(/*0*/ javaClass: JavaClass): kotlin.Unit
 public open class JavaClass {
     public constructor JavaClass()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open fun getIsSomething2(): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open fun isSomething(): kotlin.Boolean
     public open fun isSomethingWrong(): kotlin.Int
+    public open fun setIsSomething2(/*0*/ value: kotlin.Boolean): kotlin.Unit
     public open fun setSomething(/*0*/ value: kotlin.Boolean): kotlin.Unit
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
 }