Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/preact/compat/src/util.js

@@ -1,23 +0,0 @@
-/**
- * Assign properties from `props` to `obj`
- * @template O, P The obj and props types
- * @param {O} obj The object to copy properties to
- * @param {P} props The object to copy properties from
- * @returns {O & P}
- */
-export function assign(obj, props) {
-	for (let i in props) obj[i] = props[i];
-	return /** @type {O & P} */ (obj);
-}
-
-/**
- * Check if two objects have a different shape
- * @param {object} a
- * @param {object} b
- * @returns {boolean}
- */
-export function shallowDiffers(a, b) {
-	for (let i in a) if (i !== '__source' && !(i in b)) return true;
-	for (let i in b) if (i !== '__source' && a[i] !== b[i]) return true;
-	return false;
-}