Issue #3482110 by grimreaper: UI Icons 1.0.0-beta2 compatibility

Closes #3482110

ui_suite_bootstrap.icons.yml

@@ -3,8 +3,10 @@ bootstrap:
   description: "Bootstrap icons from SVG files."
   links:
     - https://icons.getbootstrap.com/#usage
-  license: MIT
-  license_url: https://github.com/twbs/icons/blob/main/LICENSE
+  license:
+    name: MIT
+    url: https://github.com/twbs/icons/blob/main/LICENSE
+    gpl-compatible: true
   extractor: svg
   config:
     sources: