Replace open-url sink kinds with request-forgery

Author: atorralba

java/ql/lib/ext/generated/jenkins-json-lib.model.yml

@@ -5,8 +5,8 @@ extensions:
       pack: codeql/java-all
       extensible: sinkModel
     data:
-      - ["net.sf.json.groovy", "JsonSlurper", true, "parse", "(String)", "", "Argument[0]", "open-url", "df-generated"]
-      - ["net.sf.json.groovy", "JsonSlurper", true, "parse", "(URL)", "", "Argument[0]", "open-url", "df-generated"]
+      - ["net.sf.json.groovy", "JsonSlurper", true, "parse", "(String)", "", "Argument[0]", "request-forgery", "df-generated"]
+      - ["net.sf.json.groovy", "JsonSlurper", true, "parse", "(URL)", "", "Argument[0]", "request-forgery", "df-generated"]
   - addsTo:
       pack: codeql/java-all
       extensible: summaryModel