fix: Correct some 404 URLs

[bsmth]

A couple more broken URLs to fix here.

[github-actions]

Preview URLs (8 pages)

• /en-US/docs/Learn/Tools_and_testing/Client-side_JavaScript_frameworks/Angular_getting_started
• /en-US/docs/Mozilla/Firefox/Releases/1.5/What_s_new_in_1.5_alpha
• /en-US/docs/Mozilla/Firefox/Releases/109
• /en-US/docs/Web/API/AudioBufferSourceNode/start
• /en-US/docs/Web/API/IDBCursor/delete
• /en-US/docs/Web/Accessibility/Understanding_WCAG/Understandable
• /en-US/docs/Web/MathML
• /en-US/docs/Web/Progressive_web_apps/Tutorials/CycleTracker/Manifest_file

Flaws (4)

Note! 7 documents with no flaws that don't need to be listed. 🎉

URL: /en-US/docs/Mozilla/Firefox/Releases/1.5/What_s_new_in_1.5_alpha
Title: What's New in Deer Park Alpha
Flaw count: 4

• broken_links:
  • Can't resolve /en-US/Drawing_Graphics_with_Canvas
  • Can't resolve /en-US/docs/Archive/Web/XForms
  • Can't resolve /en-US/docs/Archive/Add-ons/Using_the_Stylesheet_Service
  • Can't resolve /en-US/docs/Mozilla/Chrome_Registration

External URLs (15)

URL: /en-US/docs/Learn/Tools_and_testing/Client-side_JavaScript_frameworks/Angular_getting_started
Title: Getting started with Angular

• https://nodejs.org (1 time) (Note! This may be a new URL 👀)
• https://nodejs.org/en/about/previous-releases (1 time) (Note! This may be a new URL 👀)
• https://unpkg.com/@angular/cli/package.json (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Mozilla/Firefox/Releases/1.5/What_s_new_in_1.5_alpha
Title: What's New in Deer Park Alpha

• https://bugzil.la/246441 (1 time) (Note! This may be a new URL 👀)
• https://ecma-international.org/publications-and-standards/standards/ecma-357/ (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Mozilla/Firefox/Releases/109
Title: Firefox 109 for developers

• https://bugzil.la/1799947 (2 times) (Note! This may be a new URL 👀)
• https://support.mozilla.org/en-US/kb/extensions-button (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/Accessibility/Understanding_WCAG/Understandable
Title: Understandable

• https://www.w3.org/WAI/WCAG22/Understanding/accessible-authentication-minimum (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/Progressive_web_apps/Tutorials/CycleTracker/Manifest_file
Title: CycleTracker: Manifest and iconography

• https://mdn.github.io/pwa-examples/cycletracker/manifest_file/cycletracker.json (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/MathML
Title: MathML

• https://en.wikipedia.org/wiki/Computer_algebra_system (1 time) (Note! This may be a new URL 👀)
• https://en.wikipedia.org/wiki/LaTeX (2 times) (Note! This may be a new URL 👀)
• https://w3c.github.io/mathml/ (3 times) (Note! This may be a new URL 👀)
• https://www.w3.org/publishing/epub3/ (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/API/IDBCursor/delete
Title: IDBCursor: delete() method

• https://mdn.github.io/dom-examples/indexeddb-examples/idbcursor/ (1 time) (Note! This may be a new URL 👀)

---

URL: /en-US/docs/Web/API/AudioBufferSourceNode/start
Title: AudioBufferSourceNode: start() method

• https://mdn.github.io/webaudio-examples/decode-audio-data/promise/ (1 time) (Note! This may be a new URL 👀)

[teoli2003]

👍