iwlwifi: pcie: remove occurrences of 22000 in the FW name defines

We don't use the number 22000 for our devices anymore, so remove all
occurrences of it in the FW name macros.

While at it, add IWL_QU_B_HR_B to the list of firmwares used by the
driver, which was missing.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200424194456.93cc41bdbb4d.Ib7599901888a2d050f851bd878a875f593f2e8e5@changeid