docs: prepare v6.3.0 (#2367)

* update changelog

* updating release notes

* update upgrading instr.

Author: mpoke

.changelog/unreleased/bug-fixes/2363-zero-rewards.md renamed to .changelog/v6.3.0/bug-fixes/2363-zero-rewards.md

@@ -0,0 +1 @@
+*October 18, 2024*

.changelog/unreleased/improvements/2357-init-params.md renamed to .changelog/v6.3.0/improvements/2357-init-params.md

@@ -1,37 +1,18 @@
-<!--
-  A release notes template that should be adapted for every release
-    - release: <v*.*.*>
-    - release branch: <v*.x>
-    - the last release: <v-last> 
-    - the last release branch: <v-last.x>
--->
+# Interchain Security v6.3.0  Release Notes
 
-# Interchain Security <v*.*.*>  Release Notes
-
-<!--
-  Please indicate whether this release is relevant to consumers or providers.
--->
-❗ ***Note this release is ONLY relevant to <consumers/providers>***
+❗ ***Note this release is ONLY relevant to providers.*** Consumer chains can safely use ICS [v6.2.0](https://github.com/cosmos/interchain-security/releases/tag/v6.2.0). Provider chains are recommended to use this release instead. 
 
 ## 📝 Changelog
-** REMOVE THE LINE BELOW TO ENABLE THE MARKDOWN LINK CHECKER FOR RELEASE **
-<!-- markdown-link-check-disable -->
 
-Check out the [changelog](https://github.com/cosmos/interchain-security/blob/<v*.*.*>/CHANGELOG.md) for a list of relevant changes or [compare all changes](https://github.com/cosmos/interchain-security/compare/<v-last>...<v*.*.*>) from last release.
+Check out the [changelog](https://github.com/cosmos/interchain-security/blob/v6.3.0/CHANGELOG.md) for a list of relevant changes or [compare all changes](https://github.com/cosmos/interchain-security/compare/v6.2.0...v6.3.0) from last release.
 
 <!-- Add the following line for major or minor releases -->
-Refer to the [upgrading guide](https://github.com/cosmos/interchain-security/blob/release/<v*.x>/UPGRADING.md) when migrating from `<v-last.x>` to `<v*.x>`.
+Refer to the [upgrading guide](https://github.com/cosmos/interchain-security/blob/release/v6.3.x/UPGRADING.md) when migrating from `v6.2.x` to `v6.3.x`.
 
-** REMOVE THE LINE BELOW TO ENABLE THE MARKDOWN LINK CHECKER FOR RELEASE **
-<!-- markdown-link-check-enable -->
 ## 🚀 Highlights
 
 <!-- Add any highlights of this release -->
 
-## ❤️ Contributors
-<!-- markdown-link-check-disable -->
-* Informal Systems ([@informalinc](https://twitter.com/informalinc))
-<!-- markdown-link-check-enable -->
+This releases brings a series of bug fixes and improvements to the provider module. 
+
 
-This list is non-exhaustive and ordered alphabetically.  
-Thank you to everyone who contributed to this release!

.changelog/unreleased/state-breaking/2357-init-params.md renamed to .changelog/v6.3.0/state-breaking/2357-init-params.md

@@ -1,6 +1,10 @@
-# Upgrading Replicated Security
+# Upgrading Interchain Security
 
-## Unreleased
+## v6.3.x
+
+Upgrading from `v6.2.0` will not require state migration. To upgrade from lower versions, please check the sections below.
+
+## v6.2.x
 
 ### Consumer
 
@@ -22,6 +26,13 @@ func InitializeConsumerId(ctx sdk.Context, consumerKeeper consumerkeeper.Keeper)
 }
 ```
 
+## [v6.1.x](https://github.com/cosmos/interchain-security/releases/tag/v6.1.0)
+
+Upgrading from `v6.0.0` will not require state migration.
+
+
+## [v6.0.x](https://github.com/cosmos/interchain-security/releases/tag/v6.0.0)
+
 ### Provider
 
 Upgrading a provider from v5.1.x requires state migrations. The following migrators should be added to the upgrade handler of the provider chain:
@@ -378,4 +389,4 @@ Upgrading a provider from `v1.1.0-multiden` to `v2.0.0` will require state migra
 
 ### Consumer
 
-Upgrading a consumer from `v1.2.0-multiden` to `v2.0.0` will NOT require state migrations.
+Upgrading a consumer from `v1.2.0-multiden` to `v2.0.0` will NOT require state migrations.