fix(cli): webpack watch ignored

packages/vue-cli-plugin-uni/lib/util.js

+const path = require('path')
 let partialIdentifier = false
 module.exports = {
   getPartialIdentifier () {
@@ -21,10 +22,11 @@ module.exports = {
     return {
       ignored: [
         /node_modules/,
-        /unpackage/,
-        /uniCloud/i,
-        /cloudfunctions-aliyun/,
-        /cloudfunctions-tcb/
+        path.resolve(process.env.UNI_INPUT_DIR, 'unpackage'),
+        path.resolve(process.env.UNI_INPUT_DIR, 'uniCloud-aliyun'),
+        path.resolve(process.env.UNI_INPUT_DIR, 'uniCloud-tcb'),
+        path.resolve(process.env.UNI_INPUT_DIR, 'cloudfunctions-aliyun'),
+        path.resolve(process.env.UNI_INPUT_DIR, 'cloudfunctions-tcb')
       ]
     }
   }