dependency updates, rolled up (#3281)

* dependency updates, rolled up

* eslintrc > eslint.config

* eslint upgrade continues

eslint.config.mjs

@@ -0,0 +1,30 @@
+import globals from 'globals';
+import js from '@eslint/js';
+import mocha from 'eslint-plugin-mocha';
+import { defineConfig } from 'eslint/config';
+
+export default defineConfig([
+  {
+    files: ['**/*.js'],
+    plugins: {
+      js,
+      mocha,
+    },
+    languageOptions: {
+      ecmaVersion: 2020,
+      sourceType: 'module',
+      globals: {
+        ...globals.browser,
+        ...globals.node,
+        ...globals.mocha,
+      },
+    },
+    extends: ['js/recommended'],
+    rules: {
+      // Your custom rules
+      indent: ['error', 2],
+      quotes: ['error', 'single'],
+      semi: ['error', 'always'],
+    },
+  },
+]);