Cargo.toml: Update crc64 to 2.0.0

The 2.0.0 release (currently the latest major version) fixes unsafe
conversions that produced incorrect results on non-little-endian
platforms.

Signed-off-by: David Michael <[email protected]>

Author: dm0-

Cargo.toml

@@ -14,7 +14,7 @@ serde = "1.0.27"
 serde_derive = "1.0.27"
 bincode = "1.2.1"
 versionize_derive = "0.1.4"
-crc64 = "1.0.0"
+crc64 = "2.0.0"
 vmm-sys-util = "0.11.0"
 
 [build-dependencies]