Merge pull request #64 from codeigniter4/dependabot/composer/rector/rector-0.15.16

chore(deps-dev): update rector/rector requirement from 0.15.12 to 0.15.16

Author: samsonasik

composer.json

@@ -22,7 +22,7 @@
     "require-dev": {
         "codeigniter4/devkit": "^1.0",
         "codeigniter4/framework": "^4.2.3",
-        "rector/rector": "0.15.12"
+        "rector/rector": "0.15.16"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,