Fixes javadoc warning

Author: spacether

modules/openapi-json-schema-generator/src/main/java/org/openapitools/codegen/CodegenOperation.java

@@ -199,7 +199,7 @@ public boolean getAllResponsesAreErrors() {
 
     /**
      * @return contentTypeToOperation
-     * returns a mof where the key is the request body content type and the value is the current CodegenOperation
+     * returns a map where the key is the request body content type and the value is the current CodegenOperation
      * this is needed by templates when a different signature is needed for each request body content type
      */
     public Map<String, CodegenOperation> getContentTypeToOperation() {