Add regression test (#16710)

Closes #16265

Author: Kordyjan

tests/pos-macros/i16265.scala

@@ -0,0 +1,9 @@
+import scala.quoted.*
+
+class Foo(val value: Int)
+
+def foo(exprs: Expr[Any])(using Quotes): Any =
+  exprs match
+    case '{ $tuple: (Foo *: tail) } =>
+      val x = '{ ${tuple}.head.value }
+      ???