Add BCD table for SVG transform attribute (mdn#39328)

Author: caugner

files/en-us/web/svg/reference/attribute/transform/index.md

@@ -2,10 +2,7 @@
 title: transform
 slug: Web/SVG/Reference/Attribute/transform
 page-type: svg-attribute
-spec-urls:
-  - https://drafts.csswg.org/css-transforms/#svg-transform
-  - https://drafts.csswg.org/css-transforms/#svg-transform
-  - https://svgwg.org/svg2-draft/coords.html#TransformProperty
+browser-compat: svg.global_attributes.transform
 sidebar: svgref
 ---
 
@@ -325,6 +322,10 @@ svg {
 
 {{Specifications}}
 
+## Browser compatibility
+
+{{Compat}}
+
 ## See also
 
 - CSS {{cssxref("transform")}} property