Merge branch 'net-fix-module_description-for-net-p5'

Breno Leitao says:

====================
net: Fix MODULE_DESCRIPTION() for net (p5)

There are hundreds of network modules that misses MODULE_DESCRIPTION(),
causing a warning when compiling with W=1. Example:

	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_cmp.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_nbyte.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_u32.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_meta.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_text.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/sched/em_canid.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_tunnel.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ipip.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_gre.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/udp_tunnel.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_vti.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ah4.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/esp4.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/xfrm4_tunnel.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/tunnel4.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/xfrm/xfrm_algo.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/xfrm/xfrm_user.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/ah6.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/esp6.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/xfrm6_tunnel.o
	WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/tunnel6.o

This part5 of the patchset focus on the missing net/ module, which
are now warning free.

v1: https://lore.kernel.org/all/20240205101400.1480521-1-leitao@debian.org/
v2: https://lore.kernel.org/all/20240207101929.484681-1-leitao@debian.org/
====================

Link: https://lore.kernel.org/r/20240208164244.3818498-1-leitao@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>