Use "Gutenberg" name

Author: sirreal

html-api-debugger/interactivity.php

@@ -191,7 +191,7 @@ class="html-api-debugger-container html-api-debugger--grid"
 				</label>
 				<label>
 					<code>WordPress/gutenberg</code> PR number:
-					<input type="number" min="1" <?php wp_on_directive( 'input', 'handleCopyGbPrInput' ); ?>>
+					<input type="number" min="1" <?php wp_on_directive( 'input', 'handleCopyGutenbergPrInput' ); ?>>
 				</label>
 				<button <?php wp_on_directive( 'click', 'handleCopyPrClick' ); ?>>Copy shareable playground link to PR</button>
 				<span data-wp-bind--hidden="!state.previewCoreLink">

html-api-debugger/view.js

@@ -558,7 +558,7 @@ const store = createStore(NS, {
 	},
 
 	/** @param {InputEvent} e */
-	handleCopyGbPrInput(e) {
+	handleCopyGutenbergPrInput(e) {
 		const val = /** @type {HTMLInputElement} */ (e.target).valueAsNumber;
 		if (Number.isFinite(val) && val > 0) {
 			store.state.previewGutenbergPrNumber = val;