chore: rm unused @putout/eslint-flat

Author: coderaiser

packages/operator-json/package.json

@@ -30,7 +30,6 @@
     "json"
   ],
   "devDependencies": {
-    "@putout/eslint-flat": "^3.0.0",
     "@putout/test": "^14.0.0",
     "c8": "^10.0.0",
     "eslint": "v10.0.0-alpha.0",

packages/processor-json/package.json

@@ -36,7 +36,6 @@
   ],
   "devDependencies": {
     "@putout/engine-processor": "*",
-    "@putout/eslint-flat": "^3.0.0",
     "@putout/test": "^14.0.0",
     "c8": "^10.0.0",
     "eslint": "v10.0.0-alpha.0",

packages/processor-markdown/package.json

@@ -44,7 +44,6 @@
     "markdown"
   ],
   "devDependencies": {
-    "@putout/eslint-flat": "^3.0.0",
     "@putout/test": "^14.0.0",
     "c8": "^10.0.0",
     "eslint": "v10.0.0-alpha.0",