Outstanding cleanup items

[AuHau]

In my cleanup work I mainly focused on removing unused imports, but there are 3 other types of issues that should get cleanuped:

Warning: use treeCid instead; cid is deprecated [Deprecated]

/Users/adam/Projects/status/nim-codex/codex/manifest/coders.nim(266, 16) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/codex/blockexchange/discovery/testdiscovery.nim(111, 25) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/codex/streams/storestream.nim(107, 74) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/codex/erasure/erasure.nim(221, 19) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/codex/erasure/erasure.nim(221, 19) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/codex/node.nim(546, 27) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/codex/node.nim(546, 27) Warning: use treeCid instead; cid is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/vendor/nim-chronicles/chronicles/scope_helpers.nim(10, 18) Warning: use treeCid instead; cid is deprecated [Deprecated]

General

/Users/adam/Projects/status/nim-codex/codex/conf.nim(676, 7) Warning: Please use MetricsHttpServerRef API; startMetricsHttpServer is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/helpers/trackers.nim(11, 13) Warning: Please use getTrackerCounter() instead; getTracker is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/helpers/trackers.nim(14, 13) Warning: Please use getTrackerCounter() instead; getTracker is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/helpers/trackers.nim(18, 17) Warning: Please use getTrackerCounter() instead; getTracker is deprecated [Deprecated]

Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]

/Users/adam/Projects/status/nim-codex/tests/codex/helpers/randomchunker.nim(28, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/tests/codex/helpers/randomchunker.nim(28, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/tests/codex/helpers/randomchunker.nim(28, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/tests/codex/testchunking.nim(24, 5) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/codex/chunker.nim(85, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/codex/chunker.nim(118, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/tests/codex/helpers/mockchunker.nim(23, 3) Warning: The raises pragma doesn't work on async procedures - use `async: (raises: [...]) instead. [User]
/Users/adam/Projects/status/nim-codex/tests/codex/testasyncstreamwrapper.nim(36, 18) Warning: Callback must not raise exceptions, annotate with {.async: (raises: []).}; createStreamServer is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/codex/testasyncstreamwrapper.nim(55, 18) Warning: Callback must not raise exceptions, annotate with {.async: (raises: []).}; createStreamServer is deprecated [Deprecated]
/Users/adam/Projects/status/nim-codex/tests/codex/testasyncstreamwrapper.nim(76, 18) Warning: Callback must not raise exceptions, annotate with {.async: (raises: []).}; createStreamServer is deprecated [Deprecated]