fix(deps): update dependency @octokit/plugin-create-or-update-text-file to v4

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

Author: renovate[bot]

package-lock.json

@@ -14,7 +14,7 @@
   },
   "dependencies": {
     "@octoherd/cli": "^3.3.0",
-    "@octokit/plugin-create-or-update-text-file": "^3.0.0"
+    "@octokit/plugin-create-or-update-text-file": "^4.0.0"
   },
   "exports": "./index.js",
   "release": {