fix: Fix typo

Fix some typos in codebase

query_test.go

@@ -185,7 +185,7 @@ func TestConnQueryValuesWhenUnableToDecode(t *testing.T) {
 	defer closeConn(t, conn)
 
 	// Note that this relies on pgtype.Record not supporting the text protocol. This seems safe as it is impossible to
-	// decode the text protocol because unlike the binary protocal there is no way to determine the OIDs of the elements.
+	// decode the text protocol because unlike the binary protocol there is no way to determine the OIDs of the elements.
 	rows, err := conn.Query(context.Background(), "select (array[1::oid], null)", pgx.QueryResultFormats{pgx.TextFormatCode})
 	require.NoError(t, err)
 	defer rows.Close()

tx.go

@@ -88,7 +88,7 @@ func (c *Conn) BeginTx(ctx context.Context, txOptions TxOptions) (Tx, error) {
 // Tx represents a database transaction.
 //
 // Tx is an interface instead of a struct to enable connection pools to be implemented without relying on internal pgx
-// state, to support psuedo-nested transactions with savepoints, and to allow tests to mock transactions. However,
+// state, to support pseudo-nested transactions with savepoints, and to allow tests to mock transactions. However,
 // adding a method to an interface is technically a breaking change. If new methods are added to Conn it may be
 // desirable to add them to Tx as well. Because of this the Tx interface is partially excluded from semantic version
 // requirements. Methods will not be removed or changed, but new methods may be added.