crypto: Fix some clippy warnings.

matrix_sdk_crypto/src/identities/user.rs

@@ -804,7 +804,7 @@ pub(crate) mod test {
         let second = Device {
             inner: second,
             verification_machine,
-            private_identity: private_identity.clone(),
+            private_identity,
             own_identity: Some(identity.clone()),
             device_owner_identity: Some(UserIdentities::Own(identity.clone())),
         };

matrix_sdk_crypto/src/verification/sas/mod.rs

@@ -319,12 +319,12 @@ impl Sas {
             // TODO store the request as well.
             self.store.save_changes(changes).await?;
             Ok(merged_request
-                .map(|r| VerificationResult::SignatureUpload(r))
+                .map(VerificationResult::SignatureUpload)
                 .unwrap_or(VerificationResult::Ok))
         } else {
             Ok(self
                 .cancel()
-                .map(|r| VerificationResult::Cancel(r))
+                .map(VerificationResult::Cancel)
                 .unwrap_or(VerificationResult::Ok))
         }
     }