MRG: Fix rs214 LCA databases in `databases.md` (#2690) #3630

Job	Run time
Check	49s
coverage	9m 21s
Lints (beta)	47s
Lints (stable)	38s
test (beta)	4m 25s
test (stable)	4m 41s
test (windows)	8m 27s
test (macos)	5m 46s
test_all_features	20m 35s
Check if cbindgen runs cleanly for generating the C headers	1m 40s
minimum_rust_version	2m 48s
Publish (dry-run)	52s
Run tests under wasm32-wasi	2m 9s
Check if wasm-pack builds a valid package for the sourmash crate	2m 36s
	1h 5m 34s

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