spelling: well-formed

Signed-off-by: Josh Soref <2119212+jsoref@users.noreply.github.com>

Author: jsoref

test/input/wellformed-block.md test/input/well-formed-block.mdtest/input/wellformed-block.md renamed to test/input/well-formed-block.md

@@ -3,5 +3,5 @@
   "title": "Well-formed block",
   "style": null,
   "code": [],
-  "path": "wellformed-block.md"
+  "path": "well-formed-block.md"
 }