fix:image alt

Author: KPH

packages/hap-compiler/src/template/validator.js

@@ -1864,12 +1864,7 @@ function checkAttr(name, value, output, tagName, locationInfo, options) {
  * @returns {boolean}
  */
 function shouldConvertPath(name, value, tagName) {
-  const skip = name === 'alt' && value === 'blank'
-  if (skip) {
-    return false
-  }
-
-  if (['src', 'alt'].includes(name) && value && ['img', 'video'].indexOf(tagName) > -1) {
+  if (['src'].includes(name) && value && ['img', 'video'].indexOf(tagName) > -1) {
     if (!/^(data:|http|{{)/.test(value)) {
       return true
     }

packages/hap-dsl-xvm/test/unit/ux/__snapshots__/component.test.js.snap

@@ -2250,15 +2250,15 @@ exports[`Component 编译测试 ux components: ../../../lib/loaders/template-loa
       \\"attr\\": {
         \\"dataData2\\": function () {return this.attrData},
         \\"src\\": \\"/packages/hap-dsl-xvm/test/case/ux/TestComponent/Image/Common/home.png\\",
-        \\"alt\\": \\"/packages/hap-dsl-xvm/test/case/ux/TestComponent/Image/Common/home.png\\"
+        \\"alt\\": \\"./Common/home.png\\"
       }
     },
     {
       \\"type\\": \\"image\\",
       \\"attr\\": {
         \\"dataData1Data2\\": \\"abc\\",
         \\"src\\": \\"/packages/hap-dsl-xvm/test/case/ux/TestComponent/Common/home.png\\",
-        \\"alt\\": \\"/packages/hap-dsl-xvm/test/case/ux/TestComponent/Common/home.png\\"
+        \\"alt\\": \\"../Common/home.png\\"
       }
     },
     {