chore: v0.45.8 release changelog (cosmos#13053)

* chore: v0.45.8 release changelog

* fix issue name

CHANGELOG.md

@@ -35,12 +35,14 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 # Changelog
 
-## Unreleased
+## [Unreleased]
+
+## v0.45.8 - 2022-08-25
 
 ### Improvements
 
 * [#12981](https://github.com/cosmos/cosmos-sdk/pull/12981) Return proper error when parsing telemetry configuration.
-* [#12886](https://github.com/cosmos/cosmos-sdk/pull/12886) Amortize cost of processing cache KV store.
+* [#12885](https://github.com/cosmos/cosmos-sdk/pull/12885) Amortize cost of processing cache KV store.
 * [#12970](https://github.com/cosmos/cosmos-sdk/pull/12970) Bump Tendermint to `v0.34.21` and IAVL to `v0.19.1`.
 * [#12693](https://github.com/cosmos/cosmos-sdk/pull/12693) Make sure the order of each node is consistent when emitting proto events.
 
@@ -60,14 +62,14 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (x/params) [#12724](https://github.com/cosmos/cosmos-sdk/pull/12724) Add `GetParamSetIfExists` function to params `Subspace` to prevent panics on breaking changes.
 * [#12668](https://github.com/cosmos/cosmos-sdk/pull/12668) Add `authz_msg_index` event attribute to message events emitted when executing via `MsgExec` through `x/authz`.
 * [#12697](https://github.com/cosmos/cosmos-sdk/pull/12697) Upgrade IAVL to v0.19.0 with fast index and error propagation. NOTE: first start will take a while to propagate into new model.
-  - Note: after upgrading to this version it may take up to 15 minutes to migrate from 0.17 to 0.19. This time is used to create the fast cache introduced into IAVL for performance
-* [#12784](https://github.com/cosmos/cosmos-sdk/pull/12784) Upgrade Tendermint to 0.34.20. 
+    - Note: after upgrading to this version it may take up to 15 minutes to migrate from 0.17 to 0.19. This time is used to create the fast cache introduced into IAVL for performance
+* [#12784](https://github.com/cosmos/cosmos-sdk/pull/12784) Upgrade Tendermint to 0.34.20.
 * (x/bank) [#12674](https://github.com/cosmos/cosmos-sdk/pull/12674) Add convenience function `CreatePrefixedAccountStoreKey()` to construct key to access account's balance for a given denom.
 
 ### Bug Fixes
 
 * (x/mint) [#12384](https://github.com/cosmos/cosmos-sdk/pull/12384) Ensure `GoalBonded` must be positive when performing `x/mint` parameter validation.
-* (simapp) [#12437](https://github.com/cosmos/cosmos-sdk/pull/12437) fix the non-determinstic behavior in simulations caused by `GenTx` and check 
+* (simapp) [#12437](https://github.com/cosmos/cosmos-sdk/pull/12437) fix the non-determinstic behavior in simulations caused by `GenTx` and check
 empty coins slice before it is used to create `banktype.MsgSend`.
 * (x/capability) [12818](https://github.com/cosmos/cosmos-sdk/pull/12818) Use fixed length hex for pointer at FwdCapabilityKey.
 

RELEASE_NOTES.md

@@ -1,10 +1,7 @@
-# Cosmos SDK v0.45.7 Release Notes
+# Cosmos SDK v0.45.8 Release Notes
 
-This release introduces a few bug fixes, improvements and updated Tendermint and IAVL dependencies.
+This release introduces few improvements, such as the speed-up of the crisis invariant checks (thanks to a Juno bounty), and updated Tendermint and IAVL dependencies.
 
-> Note: When using 0.45.7, the restart of the binary could take up to 15 minutes in order to build the fast cache of IAVL. The fast cache will provide a performance improvement over 0.45.6.
+See the [Cosmos SDK v0.45.8 Changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.45.8/CHANGELOG.md) for the exhaustive list of all changes.
 
-See the [Cosmos SDK v0.45.7 Changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.45.7/CHANGELOG.md)
-for the exhaustive list of all changes.
-
-**Full Commit History**: https://github.com/cosmos/cosmos-sdk/compare/v0.45.6...v0.45.7
+**Full Commit History**: https://github.com/cosmos/cosmos-sdk/compare/v0.45.7...v0.45.8