drop uuid crate dependency

proxmox::tools now has a Uuid module using the native
libuuid.

Adds build dependency: libuuid1 (which is a Pre-Depends of
util-linux, so always installed anyway).

Drops uuid + 16 more crate dependencies.

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

Cargo.toml

@@ -44,7 +44,6 @@ tokio-net = { version = "0.2.0-alpha.4", features = ["signal"] }
 tokio-openssl = "0.4.0-alpha.2"
 tower-service = "0.3.0-alpha.1"
 url = "1.7"
-uuid = { version = "0.7", features = ["v4"] }
 valgrind_request = { version = "1.1", optional = true }
 walkdir = "2"
 xdg = "2.2"