hypervisor: remove unnecessary derive of HypervisorType

There was an unnecessary change in previous PR #5077.
This is the follow-up clean up patch.

Right now there is no use case of the drive of
Eq and PartialEq.

Signed-off-by: Muminul Islam <muislam@microsoft.com>

hypervisor/src/lib.rs

@@ -59,7 +59,7 @@ pub use vm::{
     Vm, VmOps,
 };
 
-#[derive(Debug, Copy, Clone, Eq, PartialEq)]
+#[derive(Debug, Copy, Clone)]
 pub enum HypervisorType {
     #[cfg(feature = "kvm")]
     Kvm,