feat(flow): render map&related tests (#3581)

* feat: render map&related tests

* chore: license header

* chore: update Cargo.lock&remove unused

* refactor: rename ComputeState to DataflowState

* chore: use org fork

* chore: fix typos

* chore: per review

* chore: more explain to use `VecDeque` in err collector

* chore: typos

* chore: more comment on `Plan::Let`

* chore: typos

* refactor mfp rendering

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

* fix: update `now` in closure

* feat: use insert_local

* chore: remove unused

* chore: per review

* chore: fmt comment

---------

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>
Co-authored-by: Zhenchi <zhongzc_arch@outlook.com>

src/flow/Cargo.toml

@@ -16,7 +16,9 @@ common-telemetry.workspace = true
 common-time.workspace = true
 datatypes.workspace = true
 enum_dispatch = "0.3"
-hydroflow = "0.5.0"
+# This fork is simply for keeping our dependency in our org, and pin the version
+# it is the same with upstream repo
+hydroflow = { git = "https://github.com/GreptimeTeam/hydroflow.git", rev = "ba2df44efd42b7c4d37ebefbf82e77c6f1d4cb94" }
 itertools.workspace = true
 num-traits = "0.2"
 serde.workspace = true