Pullup ticket #5400 - requested by sevan
devel/glib2: build fix

Revisions pulled up:
- devel/glib2/Makefile                                          1.232

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  Module Name:    pkgsrc
  Committed By:  jperkin
  Date:          Thu May  4 12:19:13 UTC 2017

  Modified Files:
          pkgsrc/devel/glib2: Makefile

  Log Message:
  Add broken python scripts to CHECK_WRKREF_SKIP too.

(bsiegert)