Use getSourceCode function

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: FloEdelmann

lib/rules/no-v-html.js

@@ -60,7 +60,7 @@ module.exports = {
     return utils.defineTemplateBodyVisitor(context, {
       /** @param {VDirective} node */
       "VAttribute[directive=true][key.name.name='html']"(node) {
-        const sourceCode = context.sourceCode
+        const sourceCode = context.getSourceCode()
 
         if (
           node.value &&