fix the avatar url in faker js

lib/superstring/dynamic-variables.js

@@ -75,6 +75,36 @@ var faker = require('@faker-js/faker/locale/en'),
         '/var/yp'
     ],
 
+    /**
+     * Copied over from: https://github.com/faker-js/faker/blob/next/src/modules/image/index.ts#L27
+     * Generates a random avatar from GitHub.
+     *
+     * @example
+     * faker.image.avatarGitHub()
+     * // 'https://avatars.githubusercontent.com/u/97165289'
+     *
+     * @since 8.0.0
+     */
+    avatarGitHub = () => {
+        return `https://avatars.githubusercontent.com/u/${faker.datatype.number({ min: 1, max: 1249 })}`;
+    },
+
+    /**
+     * Copied over from: https://github.com/faker-js/faker/blob/next/src/modules/image/index.ts#L27
+     * Generates a random avatar from
+     * `https://cloudflare-ipfs.com/ipfs/Qmd3W5DuhgHirLHGVixi6V76LhCkZUz6pnFt5AJBiyvHye/avatar`.
+     *
+     * @example
+     * faker.image.avatarLegacy()
+     * // 'https://cloudflare-ipfs.com/ipfs/Qmd3W5DuhgHirLHGVixi6V76LhCkZUz6pnFt5AJBiyvHye/avatar/170.jpg'
+     *
+     * @since 8.0.0
+     */
+    avatarLegacy = () => {
+        // eslint-disable-next-line max-len
+        return `https://cloudflare-ipfs.com/ipfs/Qmd3W5DuhgHirLHGVixi6V76LhCkZUz6pnFt5AJBiyvHye/avatar/${faker.datatype.number(1249)}.jpg`;
+    },
+
     // generators for $random* variables
     dynamicGenerators = {
         $guid: {
@@ -371,7 +401,17 @@ var faker = require('@faker-js/faker/locale/en'),
 
         $randomAvatarImage: {
             description: 'A random avatar image',
-            generator: faker.image.avatar
+            generator: () => {
+                // We have overridden the avatar generator to be similar to current
+                // updated version of faker.js. We don't want to upgrade to the latest
+                // version of faker.js as it is significantly big in size.
+                const avatarMethod = faker.random.arrayElement([
+                    avatarLegacy,
+                    avatarGitHub
+                ]);
+
+                return avatarMethod();
+            }
         },
         $randomImageUrl: {
             description: 'A URL for a random image',