net: qualcomm: rmnet: Clone UDP and command packets

This allows for more efficient processing of UDP and command
packets in the network stack. TCP packets cannot be cloned
since they need to be processed with GRO.

Also reset the hash to prevent RPS from having an invalid input.

CRs-Fixed: 2233026
Change-Id: If34fb8caa23c31a851c7b595adfec9af84707336
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>