fix: 修复已学课程小程序跳转错误的问题

src/pages/my/learn/components/buyCourseList.vue

@@ -21,6 +21,11 @@ export default {
       list: []
     }
   },
+  computed: {
+    isWeapp() {
+      return this.$store.state.isWeapp
+    }
+  },
   filters: {
     progressText(value) {
       value = parseInt(value)

src/pages/my/learn/components/freeCourseList.vue

@@ -24,6 +24,11 @@ export default {
       list: []
     }
   },
+  computed: {
+    isWeapp() {
+      return this.$store.state.isWeapp
+    }
+  },
   filters: {
     progressText(value) {
       value = parseInt(value)