chore: bump version to v0.8.4

Update the package version and changelog for the `0.8.4 - 2024-06-24` release.

### Added

- add markdown syntax support ([575](NomicFoundation#575))
- Bump Slang to 0.15.1 ([578](NomicFoundation#578))

client/CHANGELOG.md

@@ -4,6 +4,13 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## 0.8.4 - 2024-06-24
+
+### Added
+
+- add markdown syntax support ([575](https://github.com/NomicFoundation/hardhat-vscode/pull/575))
+- Bump Slang to 0.15.1 ([578](https://github.com/NomicFoundation/hardhat-vscode/pull/578))
+
 ## 0.8.3 - 2024-05-08
 
 ### Added

client/package.json

@@ -4,7 +4,7 @@
   "displayName": "Solidity",
   "description": "Solidity and Hardhat support by the Hardhat team",
   "license": "MIT",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "private": true,
   "main": "./out/extension.js",
   "module": "./out/extension.js",

coc/package.json

@@ -2,7 +2,7 @@
   "name": "@nomicfoundation/coc-solidity",
   "description": "Solidity and Hardhat support for coc.nvim",
   "license": "MIT",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "author": "Nomic Foundation",
   "repository": {
     "type": "git",
@@ -29,7 +29,7 @@
     "clean": "rimraf out .nyc_output coverage *.tsbuildinfo *.log"
   },
   "dependencies": {
-    "@nomicfoundation/solidity-language-server": "0.8.3"
+    "@nomicfoundation/solidity-language-server": "0.8.4"
   },
   "devDependencies": {
     "coc.nvim": "^0.0.80",

server/package.json

@@ -2,7 +2,7 @@
   "name": "@nomicfoundation/solidity-language-server",
   "description": "Solidity language server by Nomic Foundation",
   "license": "MIT",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "author": "Nomic Foundation",
   "repository": {
     "type": "git",