Support ASK modulation. The range of OOK is about half the range of ASK
Is it in the data sheet?
OOK is one form of ASK..
From the documentation:
modulation_type (Optional, enum): The modulation format. Options: ASK/OOK (default), 2-FSK, 4-FSK, GFSK, MSK.
It seems your statement (wish/desire/request) is already true.
Perhaps providing more information about the real problem you are having will get you something helpful.
If you want long range, perhaps you should be using lora.
If you do still want to request a new feature, this seems to be the place to do that: Issues · esphome/feature-requests · GitHub