pkg: Update @anansi/webpack-config to v21.0.6 (#3491)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

examples/benchmark/package.json

@@ -25,7 +25,7 @@
     "react": "19.1.0"
   },
   "devDependencies": {
-    "@anansi/webpack-config": "21.0.5",
+    "@anansi/webpack-config": "21.0.6",
     "@babel/core": "7.27.1",
     "@babel/node": "7.27.1",
     "@types/babel__core": "^7",

examples/github-app/package-lock.json

@@ -30,7 +30,7 @@
   "devDependencies": {
     "@anansi/babel-preset": "6.2.9",
     "@anansi/browserslist-config": "1.7.2",
-    "@anansi/webpack-config": "21.0.5",
+    "@anansi/webpack-config": "21.0.6",
     "@babel/core": "7.27.1",
     "@linaria/babel-preset": "5.0.4",
     "@linaria/core": "6.3.0",