derive Copy and Clone for Upgrade signals (paritytech#4637) (parityte…

…ch#4647)

Motivation is to resolve [this
TODO](https://github.com/paritytech/cumulus/blob/b9ba74892ad6199128a45703b89ff06f429be7fa/test/relay-sproof-builder/src/lib.rs#L73) eventually

primitives/src/v1/mod.rs

@@ -1064,7 +1064,7 @@ pub struct AbridgedHrmpChannel {
 }
 
 /// A possible upgrade restriction that prevents a parachain from performing an upgrade.
-#[derive(Encode, Decode, PartialEq, RuntimeDebug, TypeInfo)]
+#[derive(Copy, Clone, Encode, Decode, PartialEq, RuntimeDebug, TypeInfo)]
 pub enum UpgradeRestriction {
 	/// There is an upgrade restriction and there are no details about its specifics nor how long
 	/// it could last.
@@ -1077,7 +1077,7 @@ pub enum UpgradeRestriction {
 ///
 /// This data type appears in the last step of the upgrade process. After the parachain observes it
 /// and reacts to it the upgrade process concludes.
-#[derive(Encode, Decode, PartialEq, RuntimeDebug, TypeInfo)]
+#[derive(Copy, Clone, Encode, Decode, PartialEq, RuntimeDebug, TypeInfo)]
 pub enum UpgradeGoAhead {
 	/// Abort the upgrade process. There is something wrong with the validation code previously
 	/// submitted by the parachain. This variant can also be used to prevent upgrades by the governance