KVM: arm64: Use defined value for SCTLR_ELx_EE

Replace the hardcoded value with the existing definition.

No functional change intended.
Signed-off-by: NFuad Tabba <tabba@google.com>
Acked-by: NWill Deacon <will@kernel.org>
Signed-off-by: NMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211208192810.657360-1-tabba@google.com

arch/arm64/include/asm/kvm_emulate.h

@@ -386,7 +386,7 @@ static inline void kvm_vcpu_set_be(struct kvm_vcpu *vcpu)
 		*vcpu_cpsr(vcpu) |= PSR_AA32_E_BIT;
 	} else {
 		u64 sctlr = vcpu_read_sys_reg(vcpu, SCTLR_EL1);
-		sctlr |= (1 << 25);
+		sctlr |= SCTLR_ELx_EE;
 		vcpu_write_sys_reg(vcpu, sctlr, SCTLR_EL1);
 	}
 }