sys: bump edition to 2021

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

diff --git a/proxmox-sys/Cargo.toml b/proxmox-sys/Cargo.toml
index f0fe09550f5d44baddfc31a6ed287d1d813f3e8a..8f5e955da7db6ba283b5c1d5865927ef11506035 100644 (file)
--- a/proxmox-sys/Cargo.toml
+++ b/proxmox-sys/Cargo.toml
@@ -3,7 +3,7 @@ name = "proxmox-sys"
 # next bump is breaking!
 version = "0.3.2"
 authors = ["Proxmox Support Team <support@proxmox.com>"]
-edition = "2018"
+edition = "2021"
 license = "AGPL-3"
 description = "System tools (using nix)."