fix: add cache-loader to optional peer dependency

fix compatibility with yarn 2

Author: haoqunjiang

package.json

@@ -36,6 +36,11 @@
     "css-loader": "*",
     "webpack": "^4.1.0 || ^5.0.0-0"
   },
+  "peerDependenciesMeta": {
+    "cache-loader": {
+      "optional": true
+    }
+  },
   "dependencies": {
     "@vue/component-compiler-utils": "^3.0.0",
     "hash-sum": "^1.0.2",