Provide script for filtering data initialisers for structs/unions. indent just can't handle it.

Reviewed-by: Tim Hudson <tjh@openssl.org>

util/openssl-format-source

@@ -124,6 +124,7 @@ do
 	      | perl -np \
 	        -e 's/(STACK_OF|LHASH_OF)_([^ \t,]+)_( |\/)/$1($2)$3/g;' \
 	        -e 's/(STACK_OF|LHASH_OF)_([^ \t,]+)_$/$1($2)/g;' \
+	      | perl util/su-filter.pl \
 	      > "$tmp"
 	  else
 	    expand "$j" | indent $INDENT_ARGS > "$tmp"