Update blacklist

Author: nicolasstucki

compiler/test/dotc/pos-test-pickling.blacklist

@@ -40,3 +40,16 @@ nullable.scala
 
 # parameter untupling with overloaded functions (see comment in Applications.normArg)
 i7757.scala
+
+# splice type tag dealiased
+quote-liftable-list.scala
+quote-1.scala
+quote-liftable.scala
+quote-liftable-list-3.scala
+quote-liftable-list-2.scala
+i7264b.scala
+i6142.scala
+i7519.scala
+i7264.scala
+i7264c.scala
+macro-docs.scala