Documentation and Web update. No code changes. (0.42.1)

web/documentation/extensions/json/json.md

@@ -19,14 +19,15 @@ tags:
 - Purpose: JSON parse/stringify and file helpers via json-c.
 - Homepage: [https://json-c.github.io/json-c/](https://json-c.github.io/json-c/){:class="ext"}
 
-## Opcodes:
+## Opcodes
 
 - OP_JSON_PARSE: pops text; pushes value or Nil on error
 - OP_JSON_STRINGIFY: pops pretty:int(0/1), value; pushes string
 - OP_JSON_FROM_FILE: pops path; pushes value or Nil
 - OP_JSON_TO_FILE: pops pretty:int(0/1), value, path; pushes 1/0
 
-## Notes:
+## Notes
 
 - Requires json-c development headers/libs.
 - When disabled, functions push empty/neutral values similar to other optional modules.
+