chore(ci): ignore commit hash links in typo checking (#493)

Author: chrjabs

_typos.toml

@@ -1,6 +1,11 @@
 [default]
-# disable spellcheck for specific lines with trailing `// spellchecker:disable-line`
-extend-ignore-re = ["(?Rm)^.*(#|//)\\s*spellchecker:disable-line$"]
+extend-ignore-re = [
+  # disable spellcheck for specific lines with trailing `// spellchecker:disable-line`
+  "(?Rm)^.*(#|//)\\s*spellchecker:disable-line$",
+  # links to commits in changelogs and other markdown
+  "\\[[0-9a-fA-F]{7,}\\]\\([0-9a-fA-F]{40,}\\)",
+]
+ignore-hex = true
 
 [default.extend-words]
 lits = "lits"