iproute2: tc: fix dynamic symbol table size optimization

Recent iproute2 5.x versions modified the symbols resolved for plugins,
causing "tc .. action xt .." to fail. Update the list of symbols to fix.

Fixes: b614954 ("iproute2: tc: reduce size of dynamic symbol table")

Signed-off-by: Tony Ambardar <itugrok@yahoo.com>

package/network/utils/iproute2/patches/175-reduce-dynamic-syms.patch

@@ -39,6 +39,6 @@
 +	for s in `grep -B 3 '\<dlsym' $$files | sed -n '/snprintf/{s:.*"\([^"]*\)".*:\1:;s:%s::;p}'` ; do \
 +		sed -n '/'$$s'[^ ]* =/{s:.* \([^ ]*'$$s'[^ ]*\) .*:\1;:;p}' $$files ; \
 +	done >> $@ ; \
-+	echo "show_stats; print_tm; parse_rtattr; get_u32; matches; addattr_l; addattr_nest; addattr_nest_end; };" >> $@
++	echo "show_stats; print_nl; print_tm; parse_rtattr; parse_rtattr_flags; get_u32; matches; addattr_l; addattr_nest; addattr_nest_end; };" >> $@
 +
  endif