chore(deps): downgrade argon2 to 0.29.0 (#5704)

Not sure why but we were seeing argon2/node-gyp issues after this
upgrade while running `yarn release:standalone`. For now, downgrading to
0.29.0 seems to fix the issue when testing locally.

Co-authored-by: repo-ranger[bot] <39074581+repo-ranger[bot]@users.noreply.github.com>

package.json

@@ -87,7 +87,7 @@
   },
   "dependencies": {
     "@coder/logger": "^3.0.0",
-    "argon2": "^0.30.0",
+    "argon2": "0.29.0",
     "compression": "^1.7.4",
     "cookie-parser": "^1.4.5",
     "env-paths": "^2.2.0",