feat: downgrade react version to 18

Author: hotoo

package.json

@@ -23,7 +23,7 @@
     "prepublishOnly": "pnpm build",
     "build": "pnpm build:rollup",
     "build:rollup": "rm -rf lib && rollup -c",
-    "build:tsup": "tsup src/pinyin.ts src/pinyin-web.ts --format cjs,esm --global-name pinyin --dts --out-dir lib",
+    "build:tsup": "rm -rf dist && tsup src/pinyin.ts src/pinyin-web.ts --format cjs,esm --global-name pinyin --dts --out-dir dist",
     "build:tsc": "tsc --downlevelIteration -p tsconfig-es5.json & tsc --downlevelIteration -p tsconfig.json & pnpm build:amd",
     "build:amd": "tsc --downlevelIteration -p tsconfig-amd.json",
     "doc:build": "rm -rf ./.dumi ./docs-dist && dumi build",
@@ -77,7 +77,7 @@
     "nock": "^13.1.4",
     "npx": "^10.2.2",
     "prettier": "^2.6.0",
-    "react": "^19.1.0",
+    "react": "^18.0.0",
     "request": "~2.68.0",
     "rollup": "2.60.0",
     "rollup-plugin-alias": "^2.2.0",