bump version to v1.2.2

Cargo.lock

@@ -1382,7 +1382,7 @@ checksum = "0d6ef0072f8a535281e4876be788938b528e9a1d43900b82c2569af7da799125"
 
 [[package]]
 name = "easytier"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "aes-gcm",
  "anyhow",
@@ -1468,7 +1468,7 @@ dependencies = [
 
 [[package]]
 name = "easytier-gui"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "anyhow",
  "auto-launch",