CHANGELOG missing entries for all releases greater than v1.2.0

[rootulp]

Context

https://github.com/cosmos/iavl/blob/master/CHANGELOG.md

iavl/CHANGELOG.md

Lines 1 to 21 in 0e4c40f

	# Changelog
	## Unreleased
	### Bug Fixes
	- [#1007](https://github.com/cosmos/iavl/pull/1007) Add the extra check for the reformatted root node in `GetNode`
	### Improvements
	- [#952](https://github.com/cosmos/iavl/pull/952) Add `DeleteVersionsFrom(int64)` API.
	- [#955](https://github.com/cosmos/iavl/pull/955) Get rid of `cosmos-db` deps completely.
	- [#961](https://github.com/cosmos/iavl/pull/961) Add new `GetLatestVersion` API to get the latest version.
	- [#965](https://github.com/cosmos/iavl/pull/965) Use expected interface for expected IAVL `Logger`.
	- [#970](https://github.com/cosmos/iavl/pull/970) Close the pruning process when the nodeDB is closed.
	- [#980](https://github.com/cosmos/iavl/pull/980) Use the `sdk/core/store.KVStoreWithBatch` interface instead of `iavl/db.DB` interface
	- [#1018](https://github.com/cosmos/iavl/pull/1018) Cache first version for legacy versions, fix performance regression after upgrade.
	## v1.2.0 May 13, 2024
	### Improvements

Problem

The CHANGELOG on master is missing information for all of the releases greater than v1.2.0