Add spec link for svg <script> element subfeatures (#25585)

Author: skyclouds2001

svg/elements/script.json

@@ -159,6 +159,7 @@
         },
         "type": {
           "__compat": {
+            "spec_url": "https://svgwg.org/svg2-draft/interact.html#ScriptElementTypeAttribute",
             "tags": [
               "web-features:svg"
             ],
@@ -233,6 +234,7 @@
         "xlink_href": {
           "__compat": {
             "description": "xlink:href",
+            "spec_url": "https://svgwg.org/svg2-draft/linking.html#XLinkHrefAttribute",
             "tags": [
               "web-features:svg"
             ],