refactor: 【我的素材】图片文件格式校验方法优化

src/views/material/image/index.vue

@@ -279,9 +279,8 @@ export default {
     onFileChange(e) {
       e.files.forEach((eachFile, i) => {
         if (
-          eachFile.name.toLowerCase().indexOf("jpeg") <= -1 &&
-          eachFile.name.toLowerCase().indexOf("jpg") <= -1 &&
-          eachFile.name.toLowerCase().indexOf("png") <= -1
+          eachFile.type.indexOf("jpeg") <= -1 &&
+          eachFile.type.indexOf("png") <= -1
         ) {
           setTimeout(() => {
             this.$msg({

src/views/material/pano/index.vue

@@ -409,8 +409,7 @@ export default {
     onFileChange(e) {
       e.files.forEach(async (eachFile, i) => {
         if (
-          eachFile.name.toLowerCase().indexOf("jpeg") <= -1 &&
-          eachFile.name.toLowerCase().indexOf("jpg") <= -1
+          eachFile.type.indexOf("jpeg") <= -1
         ) {
           setTimeout(() => {
             this.$msg({