fix load for syncase-in-boot-9; compile-psyntax works again

fix load for syncase-in-boot-9; compile-psyntax works again

* module/ice-9/r4rs.scm:
* module/ice-9/boot-9.scm (%load-verbosely, assert-load-verbosity)
  (%load-announce, %load-hook, load): Move these from r4rs.scm to
  boot-9.scm.

* module/ice-9/compile-psyntax.scm: Update to work with
  syncase-in-boot-9.

* module/ice-9/psyntax-pp.scm: Recompiled with syncase-in-boot-9.