chore: Cleanup warnings and unused functions

harmony_secret/src/lib.rs

@@ -126,6 +126,7 @@ impl SecretManager {
 #[cfg(test)]
 mod test {
     use super::*;
+    #[cfg(secrete2etest)]
     use pretty_assertions::assert_eq;
     use serde::{Deserialize, Serialize};
 

harmony_secret/src/store/local_file.rs

@@ -70,7 +70,6 @@ mod tests {
     #[tokio::test]
     async fn test_set_and_get_raw_successfully() {
         let dir = tempdir().unwrap();
-        let store = LocalFileSecretStore::default();
         let ns = "test-ns";
         let key = "test-key";
         let value = b"{\"data\":\"test-value\"}";