[TEST] Make doc test quiet

Author: eseiler

test/documentation/hibf_doxygen_cfg.in

@@ -135,7 +135,7 @@ CITE_BIB_FILES         =
 #---------------------------------------------------------------------------
 # Configuration options related to warning and progress messages
 #---------------------------------------------------------------------------
-QUIET                  = NO
+QUIET                  = YES
 WARNINGS               = YES
 WARN_IF_UNDOCUMENTED   = NO
 WARN_IF_DOC_ERROR      = YES