Bugfixing some typos

Author: rfelber

hooks/declarative-subsequent-scans/README.md

@@ -4,7 +4,7 @@ path: "hooks/declarative-subsequent-scans"
 category: "hook"
 type: "processing"
 state: "released"
-usecase: "Enables cascading Scans based declarative _CascadingRules_."
+usecase: "Cascading Scans based declarative Rules."
 ---
 
 <!-- end -->

hooks/persistence-elastic/README.md

@@ -4,7 +4,7 @@ path: "hooks/persistence-elastic"
 category: "hook"
 type: "persistenceProvider"
 state: "released"
-usecase: "Publishes all Scan Findings to elasticsearch (ECK)."
+usecase: "Publishes all Scan Findings to Elasticsearch."
 ---
 
 <!-- end -->

hooks/update-field/README.md

@@ -1,6 +1,6 @@
 ---
-title: "Generic WebHook"
-path: "hooks/udapte-field"
+title: "Update Field"
+path: "hooks/update-field"
 category: "hook"
 type: "dataProcessing"
 state: "released"