[polaris.shopify.com][/components] Fix Props heading id not mapping to TOC anchor (Shopify#6594)

Author: chloerice

.changeset/gold-worms-flow.md

@@ -0,0 +1,5 @@
+---
+'polaris.shopify.com': patch
+---
+
+Fixed the Props table TOC anchor link not working on component pages

polaris.shopify.com/src/components/PropsTable/PropsTable.tsx

@@ -14,7 +14,7 @@ function PropsTable({ props: { interfaceName, props } }: Props) {
 
   return (
     <div className={styles.PropsTable}>
-      <h2 id="properties">Props</h2>
+      <h2 id="props">Props</h2>
       <p>
         Want to help make this feature better? Please{" "}
         <a href={feedbackUrl}>share your feedback</a>.