ANDROID: KVM: arm64: Add .hyp.data section

The hypervisor has not needed its own .data section because all globals
were either .rodata or .bss. Linked lists are initialized with the head
pointing to itself. To avoid having to work around this by initializing
at runtime, add a .hyp.data section.

Signed-off-by: David Brazdil <dbrazdil@google.com>
Signed-off-by: Sebastian Ene <sebastianene@google.com>
Bug: 278749606
Change-Id: I7a56dc4c93e05bbef53c66837164d17c6103b6b8