21.10.4

Bugfixes

• bee79da Fix: Margin missing sometimes in the PR sidebar (#4866)
• d6b809b Fix quick-mention on review events (#4859)
• 08cf858 Run show-whitespace on code blocks but not diff headers (#4856)
• c1f3484 Improve reliability of reactions-avatar (#4858)
• 58fa640 Fix inconsistent show-names color (#4851)
• 72b7e5e Fix hide-low-quality-comments style (#4850)
• 1d85867 Fix clean-dashboard’s background color (#4842)
• 2f21fa7 Avoid duplicate copy-file button (#4840)

Cleanup

• d3bc037 Drop fallback code for old GitHub Enterprise versions (#4864)
• da2a6db Clean up more parse-backticks selectors (#4819)
• e518fef Disable view-markdown-source where it already exists (#4837)
• 0313dc8 Follow the user’s tab-size setting where possible (#4833)

21.10.1..21.10.4