Prepare changelog for v0.34.18 release. (#8263)

* Update branch changelogs.
* Update version marker.

CHANGELOG.md

@@ -2,6 +2,13 @@
 
 Friendly reminder, we have a [bug bounty program](https://hackerone.com/cosmos).
 
+## v0.34.18
+
+### BREAKING CHANGES
+
+- CLI/RPC/Config
+    - [cli] [\#8258](https://github.com/tendermint/tendermint/pull/8258) Fix a bug in the cli that caused `unsafe-reset-all` to panic
+
 ## v0.34.17
 
 ### BREAKING CHANGES

CHANGELOG_PENDING.md

@@ -1,6 +1,6 @@
 # Unreleased Changes
 
-## v0.34.18
+## v0.34.19
 
 Special thanks to external contributors on this release:
 
@@ -9,7 +9,6 @@ Friendly reminder, we have a [bug bounty program](https://hackerone.com/tendermi
 ### BREAKING CHANGES
 
 - CLI/RPC/Config
-    - [cli] [\#8258](https://github.com/tendermint/tendermint/pull/8258) Fix a bug in the cli that caused `unsafe-reset-all` to panic
 
 - Apps
 

version/version.go

@@ -7,7 +7,7 @@ var (
 const (
 	// TMVersionDefault is the used as the fallback version of Tendermint Core
 	// when not using git describe. It is formatted with semantic versioning.
-	TMVersionDefault = "0.34.17"
+	TMVersionDefault = "0.34.18"
 	// ABCISemVer is the semantic version of the ABCI library
 	ABCISemVer = "0.17.0"