fix(code): 修正代码错误及不严谨的地方

components/uni-popup/uni-popup-sku-new.vue

@@ -93,7 +93,7 @@ export default {
 	}
 };
 </script>
-<style lang="scss">
+<style>
 
 .uni-popup {
 	position: fixed;

components/uni-popup/uni-popup-sku.vue

@@ -94,7 +94,7 @@ export default {
 	}
 };
 </script>
-<style lang="scss">
+<style>
 
 .uni-popup {
 	position: fixed;

components/uni-popup/uni-popup.vue

@@ -105,7 +105,7 @@
         }
     };
 </script>
-<style lang="scss">
+<style>
     .uni-popup {
         position: fixed;
         top: 0;