Tarantool filer store (#6669)

Co-authored-by: Marat Karimov <m.karimov@digitalms.ru>

weed/filer/tarantool/readme.md

@@ -0,0 +1,11 @@
+## Tarantool
+
+database: https://www.tarantool.io/
+
+go driver: https://github.com/tarantool/go-tarantool/
+
+To set up local env:
+`make -C docker test_tarantool`
+
+Run tests:
+`RUN_TARANTOOL_TESTS=1 go test -tags=tarantool ./weed/filer/tarantool`