Add supporting themes required for Lotusdocs

themes/hugo-mod-jslibs-dist/popperjs/package/lib/utils/format.js.flow

@@ -0,0 +1,5 @@
+// @flow
+
+export default function format(str: string, ...args: Array<string>) {
+  return [...args].reduce((p, c) => p.replace(/%s/, c), str);
+}