Renamed *.jet to *.kt in test data of JetPsiCheckerTest.

idea/testData/checker/LocalObjects.kt

@@ -0,0 +1,21 @@
+  object A {
+    val x : Int = 0
+  }
+
+  open class Foo {
+    fun foo() : Int = 1
+  }
+
+  fun test() {
+    A.x
+    val b = object : Foo() {
+    }
+    b.foo()
+
+    object B {
+      fun foo() {}
+    }
+    B.foo()
+  }
+
+  val bb = <error>B</error>.foo()