Update stylelint config to allow :global pseudo-class selector (#42881)

Author: manzoorwanijk

stylelint.config.mjs

@@ -1,3 +1,6 @@
+/**
+ * @type {import('stylelint').Config}
+ */
 const config = {
 	extends: 'jetpack-js-tools/stylelint.config.base.mjs',
 };

tools/js-tools/stylelint.config.base.mjs

@@ -1,7 +1,18 @@
 import { fileURLToPath } from 'node:url';
 
+/**
+ * @type {import('stylelint').Config}
+ */
 const baseConfig = {
 	extends: fileURLToPath( import.meta.resolve( '@wordpress/stylelint-config/scss' ) ),
+	rules: {
+		'selector-pseudo-class-no-unknown': [
+			true,
+			{
+				ignorePseudoClasses: [ 'global' ],
+			},
+		],
+	},
 };
 
 export default baseConfig;