Changed extension in parsing test data (jet -> kt)

compiler/testData/psi/Properties.kt

@@ -0,0 +1,54 @@
+val foo = bar.foo.bar
+
+val foo
+val [a] foo
+val foo.bar
+
+val foo : T
+val [a] foo = bar
+val foo.bar
+   get() {}
+   set(sad) = foo
+
+
+val foo get
+val foo set
+
+var foo
+  get
+  private set
+
+val foo.bar
+   get() {}
+   set
+
+val foo.bar
+   get
+   set(sad) = foo
+
+val foo = 5; get
+val foo =1; get set
+
+var foo = 5
+  get
+  private set
+
+val foo.bar = 5
+   get() {}
+   set
+
+val foo.bar = 5
+   get
+   set(sad) = foo
+
+fun foo() {
+  val foo = 5
+  get() = 5
+  set(int : x) = 5
+}
+
+val IList<T>.lastIndex : Int
+  get() = this.size - 1
+
+val Int?.opt : Int
+val Int? .opt : Int