fix(html_tags): disable spell for tags (#8410)

When tags are embedded into markdown, they'd get spell checked, in spite
of that not really making sense. The real culprit of this issue is
markdown's spell being too "loose".

runtime/queries/html_tags/highlights.scm

@@ -1,9 +1,11 @@
-(tag_name) @tag
+(tag_name) @tag @nospell
 
 ; (erroneous_end_tag_name) @error ; we do not lint syntax errors
 (comment) @comment @spell
 
-(attribute_name) @tag.attribute
+(attribute_name) @tag.attribute @nospell
+
+(attribute_value) @nospell
 
 ((attribute
   (quoted_attribute_value) @string)