Add implementation of CHASM List/Count Runs #16623

Job	Run time
Set up single test	25s
Pre-build for cache	2m 52s
Unit test	4m 42s
Misc checks	4m 39s
Integration test	4m 44s
Functional test xdc (cass_es)	4m 48s
Functional test xdc (cass_os2)	4m 54s
Functional test xdc (cass_es8)	4m 46s
Functional test ndc (cass_es)	3m 39s
Functional test xdc (mysql8)	4m 47s
Functional test ndc (cass_es8)	3m 22s
Functional test xdc (postgres12)	4m 44s
Functional test xdc (postgres12_pgx)	4m 44s
Functional test ndc (mysql8)	4m 26s
Functional test ndc (cass_os2)	4m 29s
Functional test ndc (postgres12)	4m 27s
Functional test ndc (postgres12_pgx)	3m 50s
Functional test (cass_es, shard 0)	4m 47s
Functional test (cass_es, shard 1)	4m 48s
Functional test (cass_es8, shard 0)	4m 47s
Functional test (cass_es8, shard 2)	4m 47s
Functional test (cass_es, shard 2)	4m 48s
Functional test (sqlite, shard 0)	4m 43s
Functional test (cass_os2, shard 1)	4m 54s
Functional test (cass_os2, shard 2)	4m 54s
Functional test (sqlite, shard 2)	4m 41s
Functional test (mysql8, shard 0)	4m 46s
Functional test (sqlite, shard 1)	4m 42s
Functional test (mysql8, shard 2)	4m 48s
Functional test (cass_os2, shard 0)	4m 41s
Functional test (postgres12, shard 1)	4m 44s
Functional test (mysql8, shard 1)	4m 47s
Functional test (postgres12, shard 2)	4m 45s
Functional test (cass_es8, shard 1)	4m 48s
Functional test (postgres12_pgx, shard 2)	4m 45s
Functional test (postgres12_pgx, shard 0)	4m 44s
Functional test (postgres12_pgx, shard 1)	4m 43s
Functional test (postgres12, shard 0)	4m 44s
Test Status	2s
	2h 50m 26s

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