chore: fix some typos in comment

chain/chain/src/state_sync.rs

@@ -193,7 +193,7 @@ pub(crate) fn update_sync_hashes<T: ChainStoreAccess>(
     }
     if prev_header.epoch_id() != header.epoch_id() {
         // Here we remove any sync hashes stored for old epochs after saving [0,...,0] in the StateSyncNewChunks
-        // columnn for this block. This means we will no longer remember sync hashes for these old epochs, which
+        // column for this block. This means we will no longer remember sync hashes for these old epochs, which
         // should be fine as we only care to state sync to (and provide state parts for) the latest state
         on_new_epoch(store_update, header)?;
         return remove_old_epochs(&chain_store.store(), store_update, header, &prev_header);

chain/chain/src/store/mod.rs

@@ -948,7 +948,7 @@ impl ChainStore {
                     let int_part = int_part.try_into().map_err(|_| {
                         io::Error::new(
                             io::ErrorKind::InvalidData,
-                            format!("Bad StateSyncDump columnn key length: {}", key.len()),
+                            format!("Bad StateSyncDump column key length: {}", key.len()),
                         )
                     })?;
                     let shard_id = ShardId::from_le_bytes(int_part);

chain/client/src/stateless_validation/state_witness_producer.rs

@@ -329,7 +329,7 @@ impl Client {
     /// that those receipts really originate from the right chunks.
     /// TODO(resharding): `get_incoming_receipts_for_shard` generates invalid proofs on resharding
     /// boundaries, because it removes the receipts that target the other half of a split shard,
-    /// which makes the proof invalid. We need to collect the original proof and later, after verifcation,
+    /// which makes the proof invalid. We need to collect the original proof and later, after verification,
     /// filter it to remove the receipts that were meant for the other half of the split shard.
     fn collect_source_receipt_proofs(
         &self,

chain/network/src/routing/graph_v2/mod.rs

@@ -51,7 +51,7 @@ struct PeerDistances {
 struct Inner {
     config: GraphConfigV2,
 
-    /// Data structure maintaing information about the entire known network
+    /// Data structure maintaining information about the entire known network
     edge_cache: EdgeCache,
 
     /// Edges of the local node's direct connections

nearcore/src/state_sync.rs

@@ -290,7 +290,7 @@ enum NewDump {
 /// `ShardDump` struct, which we check in `check_parts_upload()`.
 ///
 /// Separately, every so often we check whether there's a new epoch to dump state for (in `check_head()`) and whether other processes
-/// have uploaded some state parts that we can therfore skip (in `check_stored_parts()`).
+/// have uploaded some state parts that we can therefore skip (in `check_stored_parts()`).
 struct StateDumper {
     clock: Clock,
     chain_id: String,