Exclude all GitHub magic callouts

Co-authored-by: Sam Cunliffe <samcunliffe@users.noreply.github.com>

Author: paddyroddy

.vale.ini

@@ -16,7 +16,7 @@ write-good.Passive = NO
 write-good.TooWordy = NO
 
 # Ignore lines starting with "> [!NOTE]"
-BlockIgnores = (?s)> \[!NOTE\].*?(\n|$)
+BlockIgnores = (?s)> \[!(CAUTION|IMPORTANT|NOTE|TIP|WARNING)\].*?(\n|$)
 
 # `vale sync` in CI means the packages are then linted, so turn them off
 [.github/styles/**]