build(deps): Bump vuepress-theme-cosmos from 1.0.168 to 1.0.169 in /docs

Bumps [vuepress-theme-cosmos](https://github.com/cosmos/vuepress-theme-cosmos) from 1.0.168 to 1.0.169.
- [Release notes](https://github.com/cosmos/vuepress-theme-cosmos/releases)
- [Commits](https://github.com/cosmos/vuepress-theme-cosmos/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

docs/package.json

@@ -4,7 +4,7 @@
   "description": "Tendermint Core Documentation",
   "main": "index.js",
   "dependencies": {
-    "vuepress-theme-cosmos": "^1.0.168"
+    "vuepress-theme-cosmos": "^1.0.169"
   },
   "scripts": {
     "preserve": "./pre.sh",