Generate changelog for 3.0.1

Also, remove unreleased/ entries.

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changelogs/3.0.1.md

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+# 3.0.1
+
+Date: 2024-01-25
+Tag: 3.0.1
+
+## Overview
+
+3.0.1 is the 2nd [stable][release_policy] version of the 3.0 release
+series. It resolves 4 bugs since 3.0.0.
+
+The "stable" label means that we have all planned features implemented and we
+see no high-impact issues. However, if you encounter an issue, feel free to
+[report it][issues] on GitHub.
+
+[release_policy]: https://www.tarantool.io/en/doc/latest/dev_guide/release_management/#release-policy
+[issues]: https://github.com/tarantool/tarantool/issues
+
+## Compatibility
+
+Tarantool 3.x is backward compatible with Tarantool 2.x in the binary data
+layout, client-server protocol, and replication protocol.
+
+Please [upgrade][upgrade] using the `box.schema.upgrade()` procedure to unlock
+all the new features of the 3.x series.
+
+[upgrade]: https://www.tarantool.io/en/doc/latest/book/admin/upgrades/
+
+## Bugs fixed
+
+### Lua
+
+* Fixed the incorrect propagation of Lua errors raised while loading
+  the module via the Tarantool-specific loaders.
+
+### Config
+
+* Fixed an issue when a leader fails to start with the `attempt to index a nil
+  value` error if a config with all UUIDs set is used during a cluster's
+  bootstrap (gh-9572).
+
+### Httpc
+
+* Fixed a bug when read from a chunked request returns
+  nothing (gh-9547).
+
+### Build
+
+* Updated libcurl to version 8.5.0.