Resolve nightly-2021-10-05 clippy complaints

sdk/src/genesis_config.rs

@@ -277,9 +277,7 @@ impl fmt::Display for GenesisConfig {
                 self.accounts
                     .iter()
                     .map(|(pubkey, account)| {
-                        if account.lamports == 0 {
-                            panic!("{:?}", (pubkey, account));
-                        }
+                        assert!(account.lamports > 0, "{:?}", (pubkey, account));
                         account.lamports
                     })
                     .sum::<u64>()

sdk/src/precompiles.rs

@@ -62,6 +62,7 @@ impl Precompile {
     where
         F: Fn(&Pubkey) -> bool,
     {
+        #![allow(clippy::redundant_closure)]
         self.feature
             .map_or(true, |ref feature_id| is_enabled(feature_id))
             && self.program_id == *program_id