feat: add verbose support for tql explain/analyze (#3390) #119

Job	Run time
Clippy	2m 7s
Build GreptimeDB binaries (ubuntu-20.04)	4m 18s
Check (windows-latest)	5m 46s
coverage	1s
Check (ubuntu-20.04)	1m 37s
Rustfmt	23s
Toml Check	27s
Spell Check with Typos	19s
Sqlness Test (ubuntu-20.04)	1m 44s
Sqlness Test with Kafka Wal (ubuntu-20.04)	2m 22s
Compatibility Test	25s
	19m 29s

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