chore: remove duplicate word in comments

[Abirdcfly]

Signed-off-by: Abirdcfly fp544037857@gmail.com

[Abirdcfly]

Another chore is that the go fmt raft/log_test.go will find that the comments format needs to be updated, but the version of go used by etcd is 1.17 (by go.mod). My local version of go is 1.19, so I didn't update this issue.

diff --git a/raft/log_test.go b/raft/log_test.go
index 0ad23f93b..f8b325c14 100644
--- a/raft/log_test.go
+++ b/raft/log_test.go
@@ -146,12 +146,14 @@ func TestAppend(t *testing.T) {

 // TestLogMaybeAppend ensures:
 // If the given (index, term) matches with the existing log:
-//     1. If an existing entry conflicts with a new one (same index
-//     but different terms), delete the existing entry and all that
-//     follow it
-//     2.Append any new entries not already in the log
+//  1. If an existing entry conflicts with a new one (same index
+//     but different terms), delete the existing entry and all that
+//     follow it
+//     2.Append any new entries not already in the log
+//
 // If the given (index, term) does not match with the existing log:
-//     return false
+//
+//     return false

@ahrtr

[ahrtr]

LGTM

Thanks