Revert changes to version string of scaffold command

Author: Nikschavan

composer.json

@@ -23,7 +23,7 @@
     "require-dev": {
         "wp-cli/cache-command": "^2.0",
         "wp-cli/entity-command": "^1.3 || ^2",
-        "wp-cli/scaffold-command": "1.2 || ^2",
+        "wp-cli/scaffold-command": "^1.2 || ^2",
         "wp-cli/wp-cli-tests": "^3.0.16"
     },
     "config": {