feat(deps): remove assert-browserify (#2389)

Use if statements and manually error throwing to save 20kb gzipped.

BREAKING CHANGE: If you were catching AssertionError you need to change to Error.

UNIQUE_SETUPS.md

@@ -19,7 +19,6 @@ To use `xrpl.js` with React, you need to install shims for core NodeJS modules.
 
    ```shell
    npm install --save-dev \
-       assert \
        buffer \
        crypto-browserify \
        process \
@@ -42,7 +41,6 @@ To use `xrpl.js` with React, you need to install shims for core NodeJS modules.
       module.exports = function override(config) {
         const fallback = config.resolve.fallback || {};
         Object.assign(fallback, {
-          assert: require.resolve("assert"),
           crypto: require.resolve("crypto-browserify"),
           stream: require.resolve("stream-browserify"),
           ws: require.resolve("xrpl/dist/npm/client/WSWrapper"),
@@ -119,7 +117,7 @@ Similar to above, to get xrpl.js to work with Vite you need to set up a couple a
 
 2. Copy these settings into your `vite.config.ts` file.
 
-```
+```javascript
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
 import { NodeGlobalsPolyfillPlugin } from "@esbuild-plugins/node-globals-polyfill";
@@ -163,7 +161,7 @@ resolve: {
 
 3. Install the config dependencies and xrpl (e.g. using this command)
 
-```
+```shell
 npm install --save-dev @esbuild-plugins/node-globals-polyfill \
 		rollup-plugin-polyfill-node \
 		&& npm install