fix(cli): missing postcss-load-config dep

package.json

@@ -66,7 +66,7 @@
   },
   "devDependencies": {
     "@ls-lint/ls-lint": "^1.8.0",
-    "@vant/cli": "^3.0.0-beta.1",
+    "@vant/cli": "^3.0.0-beta.2",
     "@vue/compiler-sfc": "^3.0.0",
     "prettier": "^2.0.4",
     "vue": "^3.0.0"

packages/vant-cli/package.json

@@ -88,6 +88,7 @@
     "ora": "^5.0.0",
     "portfinder": "^1.0.26",
     "postcss": "^8.0.0",
+    "postcss-load-config": "^3.0.0",
     "postcss-loader": "^4.0.0",
     "prettier": "^2.0.5",
     "release-it": "^13.6.1",

packages/vant-cli/yarn.lock

@@ -5841,7 +5841,7 @@ image-size@~0.5.0:
   resolved "https://registry.yarnpkg.com/image-size/-/image-size-0.5.5.tgz#09dfd4ab9d20e29eb1c3e80b8990378df9e3cb9c"
   integrity sha1-Cd/Uq50g4p6xw+gLiZA3jfnjy5w=
 
-import-cwd@3.0.0:
+import-cwd@3.0.0, import-cwd@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/import-cwd/-/import-cwd-3.0.0.tgz#20845547718015126ea9b3676b7592fb8bd4cf92"
   integrity sha512-4pnzH16plW+hgvRECbDWpQl3cqtvSofHWh44met7ESfZ8UZOWWddm8hEyDTqREJ9RbYHY8gi8DqmaelApoOGMg==
@@ -8773,6 +8773,14 @@ postcss-less@^3.1.0, postcss-less@^3.1.4:
   dependencies:
     postcss "^7.0.14"
 
+postcss-load-config@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.npmjs.org/postcss-load-config/-/postcss-load-config-3.0.0.tgz#850bb066edd65b734329eacf83af0c0764226c87"
+  integrity sha512-lErrN8imuEF1cSiHBV8MiR7HeuzlDpCGNtaMyYHlOBuJHHOGw6S4xOMZp8BbXPr7AGQp14L6PZDlIOpfFJ6f7w==
+  dependencies:
+    cosmiconfig "^7.0.0"
+    import-cwd "^3.0.0"
+
 postcss-loader@^4.0.0:
   version "4.0.3"
   resolved "https://registry.npmjs.org/postcss-loader/-/postcss-loader-4.0.3.tgz#337f51bbdfb02269fb42f7db9fc7f0a93c1b2e3f"