clippy

src/upgrader_canister/src/state/polls.rs

@@ -93,7 +93,6 @@ impl<M: Memory> Polls<M> {
 
 #[cfg(test)]
 mod test {
-    use std::u64;
 
     use candid::Principal;
     use upgrader_canister_did::PollType;

src/upgrader_canister/tests/canister/mod.rs

@@ -1,5 +1,3 @@
-use std::u64;
-
 use candid::Principal;
 use upgrader_canister_did::{Permission, Poll, PollType, ProjectData};