fix: upgrade multiple dependencies with Snyk

Snyk has created this PR to upgrade:
  - @polymer/font-roboto from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/font-roboto
  - webcomponents.js from 0.7.22 to 0.7.24.
    See this package in npm: https://www.npmjs.com/package/webcomponents.js
  - @polymer/iron-a11y-announcer from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-a11y-announcer
  - @polymer/iron-a11y-keys-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-a11y-keys-behavior
  - @polymer/iron-behaviors from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-behaviors
  - @polymer/iron-fit-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-fit-behavior
  - @polymer/iron-resizable-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-resizable-behavior
  - @polymer/iron-overlay-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-overlay-behavior
  - @polymer/iron-meta from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-meta
  - @polymer/iron-selector from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-selector
  - @polymer/neon-animation from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/neon-animation
  - @polymer/iron-dropdown from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-dropdown
  - @polymer/iron-flex-layout from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-flex-layout
  - @polymer/iron-form-element-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-form-element-behavior
  - @polymer/iron-icon from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-icon
  - @polymer/iron-iconset-svg from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-iconset-svg
  - @polymer/iron-icons from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-icons
  - @polymer/iron-validatable-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-validatable-behavior
  - @polymer/iron-input from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-input
  - @polymer/iron-menu-behavior from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/iron-menu-behavior
  - @polymer/paper-ripple from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-ripple
  - @polymer/paper-behaviors from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-behaviors
  - @polymer/paper-styles from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-styles
  - @polymer/paper-material from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-material
  - @polymer/paper-button from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-button
  - @polymer/paper-input from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-input
  - @polymer/paper-menu-button from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-menu-button
  - @polymer/paper-dropdown-menu from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-dropdown-menu
  - @polymer/paper-item from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-item
  - @polymer/paper-listbox from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-listbox
  - @polymer/paper-toast from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-toast
  - @polymer/paper-toolbar from 0.0.3 to 0.0.4.
    See this package in npm: https://www.npmjs.com/package/@polymer/paper-toolbar
  - codemirror from 5.15.2 to 5.65.17.
    See this package in npm: https://www.npmjs.com/package/codemirror
  - vulcanize from 1.14.8 to 1.16.0.
    See this package in npm: https://www.npmjs.com/package/vulcanize
  - web-animations-js from 2.2.2 to 2.3.2.
    See this package in npm: https://www.npmjs.com/package/web-animations-js

See this project in Snyk:
https://app.snyk.io/org/mohammed766/project/ce94a5cc-3ed5-48ca-8cff-47f62309bcfc?utm_source=github&utm_medium=referral&page=upgrade-pr