[test] add pass_requirements_chain_small.txt

Author: amin1377

vtr_flow/parse/pass_requirements/pass_requirements_chain_small.txt

@@ -0,0 +1,12 @@
+%include "common/pass_requirements.vpr_status.txt"
+%include "timing/pass_requirements.vpr_pack_place.txt"
+%include "timing/pass_requirements.vpr_route_min_chan_width_small.txt"
+%include "timing/pass_requirements.vpr_route_relaxed_chan_width_small.txt"
+
+%include "common/pass_requirements.vtr_benchmarks.txt"
+
+num_luts;Range(0.9,1.10)
+num_add_blocks;Range(0.9,1.10)
+max_add_chain_length;Range(0.9,1.10)
+num_sub_blocks;Range(0.9,1.10)
+max_sub_chain_length;Range(0.9,1.10)