chore: revert change dts plugin package.json

Author: nyqykk

packages/plugin-dts/package.json

@@ -42,7 +42,7 @@
   },
   "peerDependencies": {
     "@microsoft/api-extractor": "^7",
-    "@rsbuild/core": "^1.x",
+    "@rsbuild/core": "1.x",
     "typescript": "^5"
   },
   "peerDependenciesMeta": {