Revert markdown change

Author: paddyroddy

.vale.ini

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