third_party: Update cmocka to version 1.1.3

Andreas Schneiderrequested to merge
samba-team/devel/samba:asn/master-cmocka into master
  • Added function to filter tests (cmocka_set_test_filter)
  • Fixed fixture error reporting
  • Some improvement for API documentation -> https://api.cmocka.org/
  • Fixed subunit output on failures
  • Do not abort if a test is skipped

Signed-off-by: Andreas Schneider asn@samba.org

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