chore: remove redundant words

docs/architecture/adr-020-protobuf-transaction-encoding.md

@@ -222,7 +222,7 @@ Signature verifiers do:
    - Pull account number and sequence from the state.
    - Obtain the public key either from state or `AuthInfo`'s `signer_infos`.
    - Create a `SignDoc` and serialize it using [ADR 027](./adr-027-deterministic-protobuf-serialization.md).
-   - Verify the signature at the the same list position against the serialized `SignDoc`.
+   - Verify the signature at the same list position against the serialized `SignDoc`.
 
 #### `SIGN_MODE_LEGACY_AMINO`
 

docs/basics/tx-lifecycle.md

@@ -117,7 +117,7 @@ nodes and add it to the Mempool so that the `Tx` becomes a candidate to be inclu
 The **mempool** serves the purpose of keeping track of transactions seen by all full-nodes.
 Full-nodes keep a **mempool cache** of the last `mempool.cache_size` transactions they have seen, as a first line of
 defense to prevent replay attacks. Ideally, `mempool.cache_size` is large enough to encompass all
-of the transactions in the full mempool. If the the mempool cache is too small to keep track of all
+of the transactions in the full mempool. If the mempool cache is too small to keep track of all
 the transactions, `CheckTx` is responsible for identifying and rejecting replayed transactions.
 
 Currently existing preventative measures include fees and a `sequence` (nonce) counter to distinguish

types/rest/rest.go

@@ -132,7 +132,7 @@ func (br BaseReq) ValidateBasic(w http.ResponseWriter) bool {
 	return true
 }
 
-// ReadRESTReq reads and unmarshals a Request's body to the the BaseReq struct.
+// ReadRESTReq reads and unmarshals a Request's body to the BaseReq struct.
 // Writes an error response to ResponseWriter and returns false if errors occurred.
 func ReadRESTReq(w http.ResponseWriter, r *http.Request, cdc *codec.LegacyAmino, req interface{}) bool {
 	body, err := ioutil.ReadAll(r.Body)

x/auth/tx/sigs.go

@@ -89,7 +89,7 @@ func ModeInfoAndSigToSignatureData(modeInfo *tx.ModeInfo, sig []byte) (signing.S
 	}
 }
 
-// decodeMultisignatures safely decodes the the raw bytes as a MultiSignature protobuf message
+// decodeMultisignatures safely decodes the raw bytes as a MultiSignature protobuf message
 func decodeMultisignatures(bz []byte) ([][]byte, error) {
 	multisig := cryptotypes.MultiSignature{}
 	err := multisig.Unmarshal(bz)