Add test to pending

This currently fails with "splice outside quote". Once
macro expansion is implemented it should compile.

Author: odersky

tests/pending/pos/quotedSepComp/Macro_1.scala

@@ -0,0 +1,5 @@
+import scala.quoted._
+object Macros {
+  inline def assert(expr: => Boolean): Unit =  ~ assertImpl('(expr))
+  def assertImpl(expr: Expr[Boolean]) = '{ () }
+}

tests/pending/pos/quotedSepComp/Test_2.scala

@@ -0,0 +1,5 @@
+class Test {
+  import Macros._
+  val x = 1
+  assert(x != 0)
+}