--infer-equity amounts are not styled by -c/--commodity-style

[simonmichael]

2022-01-01
  a         A5.00 @ B1.123456
  b

comment
Should show B amounts with no decimals, like A:

$ hledger -f a.j print -x --infer-equity -c A1. -c B1.
2022-01-01
    a                                    A5  ; cost: @ B1.123456
    equity:conversion:A-B:A             A-5  ; generated-posting:
    equity:conversion:A-B:B       B5.617280  ; generated-posting:
    b                             B-5.61728