octeontx2-pf: Remove source port check while adding ntuple rule for GTP-U/C

commit 5b494043257bb9cc8291f8f7661949be1f2e40d9 from
git@git.assembla.com:cavium/WindRiver.linux.git

According to GTP-U and GPT-C standard, source port number can be varied.
So, removing the source port validation check while adding a ntuple
rule.

Fixes: 1d5c72a30b5c9 ("Octeontx2-pf: Fix error condition for GTP-U/C rule insertion")
Signed-off-by: Suman Ghosh <sumang@marvell.com>
Change-Id: If6315f8df0f0591d6514f2538d68e6609d4d4c61
Reviewed-on: https://sj1git1.cavium.com/c/IP/SW/kernel/linux/+/100981
Tested-by: sa_ip-sw-jenkins <sa_ip-sw-jenkins@marvell.com>
Reviewed-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: Ruiqiang Hao <Ruiqiang.Hao@windriver.com>