Fix for octal test.

At the last minute I made -Xfuture leading-0 an error and
failed to update the checkfile.

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@26093 5e8d7ff9-d8ef-0310-90f0-a4852d11357a

test/files/neg/ambiguous-float-dots2.check

@@ -1,7 +1,10 @@
+ambiguous-float-dots2.scala:7: error: Non-zero numbers may not have a leading zero.
+  val y0 = 055
+           ^
 ambiguous-float-dots2.scala:3: error: identifier expected but '}' found.
 }
 ^
 ambiguous-float-dots2.scala:12: error: ';' expected but integer literal found.
   1. + 2
        ^
-two errors found
+three errors found