[Test] KT-61360: add tests for the IrFakeOverrideBuilder

Add tests for fake overrides with focus on java interoperability

Co-authored-by: Aleksandra Arsenteva <aleksandra.arsenteva@jetbrains.com>

compiler/testData/ir/irText/fakeOverrides/collections/map/mapOverrrideOnKJK.kt

@@ -0,0 +1,37 @@
+// TARGET_BACKEND: JVM
+// FULL_JDK
+// WITH_STDLIB
+
+// FILE: Java1.java
+import kotlin.collections.AbstractMutableMap;
+
+abstract public class Java1 extends AbstractMutableMap<Object, Object>{}
+
+// FILE: 1.kt
+abstract class A : Java1()
+
+class B(override val entries: MutableSet<MutableMap.MutableEntry<Any, Any>>) : Java1() {
+    override fun put(key: Any?, value: Any?): Any? {
+        return null
+    }
+}
+
+fun test(a: A, b: B) {
+    a.size
+    a[true] = true
+    a.put(null, null)
+    a.get(true)
+    a.get(null)
+    a.remove(null)
+    a.remove(true)
+
+    b.size
+    b.put(false, false)
+    b.put(null, null)
+    b[null] = null
+    b[true] = true
+    b.get(null)
+    b.get(true)
+    b.remove(null)
+    b.remove(true)
+}