bpf: don't assume hash map in raw_main
bpf: don't assume hash map in raw_main

From initial testing I always had BPF_MAP_TYPE_HASH, but since we need
to test for different map types, use map->type as it was intended.

Signed-off-by: Daniel Borkmann <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@cilium.io>

scanf/cilium,tklauser/cilium,michi-covalent/cilium,scanf/cilium,michi-covalent/cilium,scanf/cilium,gumpt/cilium,tklauser/cilium,tklauser/cilium,michi-covalent/cilium,mskarbek/cilium,michi-covalent/cilium,gumpt/cilium,mskarbek/cilium,tgraf/cilium,cilium/cilium,tgraf/cilium,scanf/cilium,cilium/cilium,mskarbek/cilium,tklauser/cilium,mskarbek/cilium,tgraf/cilium,tklauser/cilium,cilium-team/cilium,gumpt/cilium,gumpt/cilium,cilium/cilium,cilium/cilium,eloycoto/cilium,eloycoto/cilium,tgraf/cilium,mskarbek/cilium,eloycoto/cilium,eloycoto/cilium,cilium/cilium,eloycoto/cilium,mskarbek/cilium,gumpt/cilium,scanf/cilium,cilium-team/cilium,tgraf/cilium,tgraf/cilium,scanf/cilium,scanf/cilium,gumpt/cilium,eloycoto/cilium,gumpt/cilium,eloycoto/cilium,michi-covalent/cilium