Upgrade to vmm-sys-util 0.8.0.

Signed-off-by: Andrei Sandu <[email protected]>

Author: sandreim

Cargo.toml

@@ -15,7 +15,7 @@ serde_derive = ">=1.0.27"
 bincode = "1.2.1"
 versionize_derive = ">=0.1.3"
 crc64 = "1.0.0"
-vmm-sys-util = ">=0.4.0"
+vmm-sys-util = ">=0.8.0"
 
 [build-dependencies]
 proc-macro2 = ">=1.0"