chore: add warn log for denied to renew region lease #15525

Job	Run time
Build GreptimeDB binaries (ubuntu-20.04)	4m 6s
Check (windows-latest)	7m 23s
Check (ubuntu-20.04)	1m 40s
Check typos and docs	15s
Toml Check	23s
Rustfmt	26s
Clippy	2m 20s
coverage	12m 17s
Sqlness Test (ubuntu-20.04)	2m 27s
Sqlness Test with Kafka Wal (ubuntu-20.04)	3m 18s
Fuzz Test (fuzz_create_table)	4m 20s
Fuzz Test (fuzz_alter_table)	4m 23s
Fuzz Test (fuzz_create_database)	4m 33s
Fuzz Test (fuzz_create_logical_table)	4m 22s
Fuzz Test (fuzz_alter_logical_table)	4m 25s
	56m 38s

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