Revert "GRO: Add support for TCP with fixed IPv4 ID field, limit tunnel IP ID values"

This reverts commit 1530545e.
This in preparation of below followup change to ignore IP ID check for GRO
coalesce. "ipv4/GRO: Make GRO conform to RFC 6864"
This is required to support some streams with random ip ID values.

Change-Id: I94ede69e2cd14365238eeeaed0f507519350d64b
CRs-Fixed: 2221952
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Signed-off-by: Manjunathappa Prakash <prakashpm@codeaurora.org>