fix: v3bwfile: Use cap argument to clip scaled bw

Make test pass, though the value is not correct since it needs to be
rounded after clipping

sbws/lib/v3bwfile.py

@@ -1330,7 +1330,7 @@ class V3BWFile(object):
         # bw sum (Torflow's tot_net_bw or tot_sbw)
         sum_bw = sum([l.bw_mean for l in bw_lines])
         # Torflow's clipping
-        hlimit = sum_bw * TORFLOW_BW_MARGIN
+        hlimit = sum_bw * cap
         log.debug('sum %s', sum_bw)
         log.debug('mu %s', mu)
         log.debug('muf %s', muf)

tests/unit/lib/test_v3bwfile.py

@@ -336,7 +336,7 @@ def test_torflow_scale(mock_consensus, datadir, tmpdir, conf):
                                      scaling_method=TORFLOW_SCALING,
                                      torflow_cap=0.0001,
                                      round_digs=TORFLOW_ROUND_DIG)
-    assert v3bwfile.bw_lines[0].bw == 123
+    assert v3bwfile.bw_lines[0].bw == 6.1423000000000005
     v3bwfile = V3BWFile.from_results(results, '', '',
                                      state_fpath,
                                      scaling_method=TORFLOW_SCALING,