KVM: arm64: Do not re-initialize the KVM lock

jira LE-1907
Rebuild_History Non-Buildable kernel-5.14.0-427.28.1.el9_4
commit-author Fuad Tabba <tabba@google.com>
commit 40099de

The lock is already initialized in core KVM code at
kvm_create_vm().

Fixes: 9d0c063 ("KVM: arm64: Instantiate pKVM hypervisor VM and vCPU structures from EL1")
	Signed-off-by: Fuad Tabba <tabba@google.com>
	Acked-by: Oliver Upton <oliver.upton@linux.dev>
Link: https://lore.kernel.org/r/20240423150538.2103045-5-tabba@google.com
	Signed-off-by: Marc Zyngier <maz@kernel.org>
(cherry picked from commit 40099de)
	Signed-off-by: Jonathan Maple <jmaple@ciq.com>

Author: PlaidCat

arch/arm64/kvm/pkvm.c

@@ -215,7 +215,6 @@ void pkvm_destroy_hyp_vm(struct kvm *host_kvm)
 
 int pkvm_init_host_vm(struct kvm *host_kvm)
 {
-	mutex_init(&host_kvm->lock);
 	return 0;
 }