fix(@rbc/workflow-job-view): initTemplate页面初始化时调用报错

develop/@rbc/workflow-job-view/src/app.vue

@@ -79,7 +79,10 @@ export default {
   watch: {
     templateName() {
       this.handleClear()
-      this.$refs.customQuery.initTemplate(this.templateName)
+      this.$refs
+        && this.$refs.customQuery
+        && this.$refs.customQuery.initTemplate
+        && this.$refs.customQuery.initTemplate(this.templateName)
     }
   },
   mounted() {
@@ -166,7 +169,10 @@ export default {
         }
       }
       this.seniorQuery = conditions
-      this.$refs.customQuery.initTemplate(this.templateName)
+      this.$refs
+        && this.$refs.customQuery
+        && this.$refs.customQuery.initTemplate
+        && this.$refs.customQuery.initTemplate(this.templateName)
     },
     handleClear() {
       this.queryFields = { timeRange: [] };